mmc could not create the snap-in. CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb} error












1














MMC Snap-in will not load most processes and throws an error on Windows 2008R2 x64. It gives the error:




mmc could not create the snap-in. CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb} when opening server manager.




It also gives similar errors opening the event viewer, etc. I think that the .NET Framework is messed up but I can't narrow down the exact cause. Has anyone else seen this issue? I have a dmp file of mmc.exe but haven't been able to get anything meaningful out of it.










share|improve this question















migrated from stackoverflow.com Oct 17 '12 at 13:20


This question came from our site for professional and enthusiast programmers.




















    1














    MMC Snap-in will not load most processes and throws an error on Windows 2008R2 x64. It gives the error:




    mmc could not create the snap-in. CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb} when opening server manager.




    It also gives similar errors opening the event viewer, etc. I think that the .NET Framework is messed up but I can't narrow down the exact cause. Has anyone else seen this issue? I have a dmp file of mmc.exe but haven't been able to get anything meaningful out of it.










    share|improve this question















    migrated from stackoverflow.com Oct 17 '12 at 13:20


    This question came from our site for professional and enthusiast programmers.


















      1












      1








      1







      MMC Snap-in will not load most processes and throws an error on Windows 2008R2 x64. It gives the error:




      mmc could not create the snap-in. CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb} when opening server manager.




      It also gives similar errors opening the event viewer, etc. I think that the .NET Framework is messed up but I can't narrow down the exact cause. Has anyone else seen this issue? I have a dmp file of mmc.exe but haven't been able to get anything meaningful out of it.










      share|improve this question















      MMC Snap-in will not load most processes and throws an error on Windows 2008R2 x64. It gives the error:




      mmc could not create the snap-in. CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb} when opening server manager.




      It also gives similar errors opening the event viewer, etc. I think that the .NET Framework is messed up but I can't narrow down the exact cause. Has anyone else seen this issue? I have a dmp file of mmc.exe but haven't been able to get anything meaningful out of it.







      windows windows-server-2008 mmc






      share|improve this question















      share|improve this question













      share|improve this question




      share|improve this question








      edited Apr 4 '14 at 23:47









      Pero P.

      1034




      1034










      asked Jan 4 '11 at 15:52







      Tammy











      migrated from stackoverflow.com Oct 17 '12 at 13:20


      This question came from our site for professional and enthusiast programmers.






      migrated from stackoverflow.com Oct 17 '12 at 13:20


      This question came from our site for professional and enthusiast programmers.
























          5 Answers
          5






          active

          oldest

          votes


















          0














          Check out this thread. It sounds like a corrupted update.






          share|improve this answer





















          • Yeah I Saw that but the weird thing is all of my system scans pass with flying colors. I have another machine that works and it doesn't have any references to that update. I am guessing because i'm on 2008R2 and not just 2008.
            – Tammy
            Jan 4 '11 at 16:02










          • Based on that and this: jaredheinrichs.com/… it seems that this is often caused by a problem with a .net installation (more specifically a corrupted machine.config). In most cases, people seem to simply rebuild the machine; however, if that is out of the question (and you have some free time) would it be possible to uninstall and reinstall .net?
            – Bobby D
            Jan 4 '11 at 20:06










          • Well I think I figured out what is going on. Our application has a windows group that is assigned permissions on the GAC folders. When I delete the group the snap in breaks. The weird thing is that administrators still have access to the GAC according to the permissions but that doesn't seem to apply anymore when the group is deleted. If I go and remove the references to the group on the GAC security it also removes the administrators access. You are locked out of re-installing .NET since Server Manager does not open and its a part of the OS on Windows 2008R2.
            – Tammy
            Jan 5 '11 at 20:01



















          0














          I was having same issue, but it worked just fine, when i removed .Net 3.5 from my system, and just by that removal everything got back to normal .. this looked to be a problem with .net itself, i have not tried to install 3.5 again when i will do that will update the thread






          share|improve this answer





















          • CLSID : FX: Snapins can not work without .NET, so you still have other version of .NET installed, isn't it?
            – rkosegi
            Oct 17 '12 at 11:46



















          0














          I know this is an old post, but I ran into the same issue and tried everything I could find on the internet regarding this. After working with Microsoft for 3 days we found the fix. Please see below for all the steps that were completed, and finally what solved the issue. This was for a Server 2008R2 machine:



          MMC could not create the snap-in. The snap-in might not have been installed correctly.
          Name: Server Manager
          CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb}



          Name: Event Viewer
          clsid: fx: {b05566ad-fe9c-4363-be05-7a4cbb7cb510} Event Viewer



          Name: Task Scheduler
          clsid: fx: {c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4} Task Scheduler



          Name: Windows Firewall with Advanced Security
          clsid: fx: {b05566ac-fe9c-4368-be02-7a4cbb7cbe11} Windows Firewall with Advanced Security



          Microsoft Server 2008R2 SP1
          HP ProLiant DL380G6



          Replaced C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIGmachine.config with known working file
          Replaced entire C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIG folder with known working folder



          Ran System Update Readiness Tool for Server 2008 – all reports came back with no error



          Ran c:WindowsMicrosoft.NETFrameworkv3.5WFServicesReg.exe /r /b



          sfc /scannow was ran, came back clean



          Ran .NET Verifier on all version of .NET, all came back verified successfully



          Reinstalled .NET 3.5 via CLI:
          DISM /online /disable-feature /FeatureName:NetFx3
          DISM /online /enable-feature /FeatureName:NetFx3



          Removed registry keys:
          HKLMSoftwareMicrosftOLEMachineAccessRestriction and
          HKLMSoftwareMicrosftOLEMachineLaunchRestriction



          Restarted “Start DCOM Server Process Launcher” service



          Replaced files dsadmin.dll and dssite.msc located at C:Windowswinsxsx86_microsoft-windows-d..mc-sitesandservices_31bf3856ad364e35_6.1.7601.17514_none_a143f244c78549c1 with a good know version



          HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX{b05566ad-fe9c-4363-be05-7a4cbb7cb510}RuntimeVersion, changing value from "v2.0.40607" to "v2.0.50727"



          Final resolution from Microsoft:
          The Servicing stack of the Operating System was clean as reported by the Sfc output
          Uninstalling/Reinstlaling Visual C++ 2005/2008/2010 with a reboot took out of the picture Visual C++ library components
          The .Net Policy had the correct value under HKEY_LOCAL_MACHINESOFTWAREMicrosoft.NETFrameworkPolicyv2.0 - "50727"="50727-50727”
          Uninstalling McAfee didn’t help even after a reboot.
          The Components and Schema hive unloaded after a few reboots



          The IDNA trace that we gathered indicated that we fail due to a bad function pointer most probably returned by a .net component. After applying the Update https://support.microsoft.com/en-us/kb/2688730 and a reboot the issue went away which indicates we have a broken/damaged .net component on the server.






          share|improve this answer





























            0














            Look for the corrupted snapin and remove the key after backup



            Example for Task scheduler



            [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4}] and
            [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb07-bfe1-4c2e-9217-7a69a95bbac4}]






            share|improve this answer





























              -1














              I had the same error a few minutes ago on one of five identically installed, and I just updated Windows Server 2008 R2 Terminal Servers and now it works again.



              All I did was go to File > Options and then I deleted the about 460 KB of files stored in the user profile, confirmed the dialog, closed the MMC. After reopening, everything is working fine again.






              share|improve this answer























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                5 Answers
                5






                active

                oldest

                votes








                5 Answers
                5






                active

                oldest

                votes









                active

                oldest

                votes






                active

                oldest

                votes









                0














                Check out this thread. It sounds like a corrupted update.






                share|improve this answer





















                • Yeah I Saw that but the weird thing is all of my system scans pass with flying colors. I have another machine that works and it doesn't have any references to that update. I am guessing because i'm on 2008R2 and not just 2008.
                  – Tammy
                  Jan 4 '11 at 16:02










                • Based on that and this: jaredheinrichs.com/… it seems that this is often caused by a problem with a .net installation (more specifically a corrupted machine.config). In most cases, people seem to simply rebuild the machine; however, if that is out of the question (and you have some free time) would it be possible to uninstall and reinstall .net?
                  – Bobby D
                  Jan 4 '11 at 20:06










                • Well I think I figured out what is going on. Our application has a windows group that is assigned permissions on the GAC folders. When I delete the group the snap in breaks. The weird thing is that administrators still have access to the GAC according to the permissions but that doesn't seem to apply anymore when the group is deleted. If I go and remove the references to the group on the GAC security it also removes the administrators access. You are locked out of re-installing .NET since Server Manager does not open and its a part of the OS on Windows 2008R2.
                  – Tammy
                  Jan 5 '11 at 20:01
















                0














                Check out this thread. It sounds like a corrupted update.






                share|improve this answer





















                • Yeah I Saw that but the weird thing is all of my system scans pass with flying colors. I have another machine that works and it doesn't have any references to that update. I am guessing because i'm on 2008R2 and not just 2008.
                  – Tammy
                  Jan 4 '11 at 16:02










                • Based on that and this: jaredheinrichs.com/… it seems that this is often caused by a problem with a .net installation (more specifically a corrupted machine.config). In most cases, people seem to simply rebuild the machine; however, if that is out of the question (and you have some free time) would it be possible to uninstall and reinstall .net?
                  – Bobby D
                  Jan 4 '11 at 20:06










                • Well I think I figured out what is going on. Our application has a windows group that is assigned permissions on the GAC folders. When I delete the group the snap in breaks. The weird thing is that administrators still have access to the GAC according to the permissions but that doesn't seem to apply anymore when the group is deleted. If I go and remove the references to the group on the GAC security it also removes the administrators access. You are locked out of re-installing .NET since Server Manager does not open and its a part of the OS on Windows 2008R2.
                  – Tammy
                  Jan 5 '11 at 20:01














                0












                0








                0






                Check out this thread. It sounds like a corrupted update.






                share|improve this answer












                Check out this thread. It sounds like a corrupted update.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Jan 4 '11 at 15:55







                Bobby D



















                • Yeah I Saw that but the weird thing is all of my system scans pass with flying colors. I have another machine that works and it doesn't have any references to that update. I am guessing because i'm on 2008R2 and not just 2008.
                  – Tammy
                  Jan 4 '11 at 16:02










                • Based on that and this: jaredheinrichs.com/… it seems that this is often caused by a problem with a .net installation (more specifically a corrupted machine.config). In most cases, people seem to simply rebuild the machine; however, if that is out of the question (and you have some free time) would it be possible to uninstall and reinstall .net?
                  – Bobby D
                  Jan 4 '11 at 20:06










                • Well I think I figured out what is going on. Our application has a windows group that is assigned permissions on the GAC folders. When I delete the group the snap in breaks. The weird thing is that administrators still have access to the GAC according to the permissions but that doesn't seem to apply anymore when the group is deleted. If I go and remove the references to the group on the GAC security it also removes the administrators access. You are locked out of re-installing .NET since Server Manager does not open and its a part of the OS on Windows 2008R2.
                  – Tammy
                  Jan 5 '11 at 20:01


















                • Yeah I Saw that but the weird thing is all of my system scans pass with flying colors. I have another machine that works and it doesn't have any references to that update. I am guessing because i'm on 2008R2 and not just 2008.
                  – Tammy
                  Jan 4 '11 at 16:02










                • Based on that and this: jaredheinrichs.com/… it seems that this is often caused by a problem with a .net installation (more specifically a corrupted machine.config). In most cases, people seem to simply rebuild the machine; however, if that is out of the question (and you have some free time) would it be possible to uninstall and reinstall .net?
                  – Bobby D
                  Jan 4 '11 at 20:06










                • Well I think I figured out what is going on. Our application has a windows group that is assigned permissions on the GAC folders. When I delete the group the snap in breaks. The weird thing is that administrators still have access to the GAC according to the permissions but that doesn't seem to apply anymore when the group is deleted. If I go and remove the references to the group on the GAC security it also removes the administrators access. You are locked out of re-installing .NET since Server Manager does not open and its a part of the OS on Windows 2008R2.
                  – Tammy
                  Jan 5 '11 at 20:01
















                Yeah I Saw that but the weird thing is all of my system scans pass with flying colors. I have another machine that works and it doesn't have any references to that update. I am guessing because i'm on 2008R2 and not just 2008.
                – Tammy
                Jan 4 '11 at 16:02




                Yeah I Saw that but the weird thing is all of my system scans pass with flying colors. I have another machine that works and it doesn't have any references to that update. I am guessing because i'm on 2008R2 and not just 2008.
                – Tammy
                Jan 4 '11 at 16:02












                Based on that and this: jaredheinrichs.com/… it seems that this is often caused by a problem with a .net installation (more specifically a corrupted machine.config). In most cases, people seem to simply rebuild the machine; however, if that is out of the question (and you have some free time) would it be possible to uninstall and reinstall .net?
                – Bobby D
                Jan 4 '11 at 20:06




                Based on that and this: jaredheinrichs.com/… it seems that this is often caused by a problem with a .net installation (more specifically a corrupted machine.config). In most cases, people seem to simply rebuild the machine; however, if that is out of the question (and you have some free time) would it be possible to uninstall and reinstall .net?
                – Bobby D
                Jan 4 '11 at 20:06












                Well I think I figured out what is going on. Our application has a windows group that is assigned permissions on the GAC folders. When I delete the group the snap in breaks. The weird thing is that administrators still have access to the GAC according to the permissions but that doesn't seem to apply anymore when the group is deleted. If I go and remove the references to the group on the GAC security it also removes the administrators access. You are locked out of re-installing .NET since Server Manager does not open and its a part of the OS on Windows 2008R2.
                – Tammy
                Jan 5 '11 at 20:01




                Well I think I figured out what is going on. Our application has a windows group that is assigned permissions on the GAC folders. When I delete the group the snap in breaks. The weird thing is that administrators still have access to the GAC according to the permissions but that doesn't seem to apply anymore when the group is deleted. If I go and remove the references to the group on the GAC security it also removes the administrators access. You are locked out of re-installing .NET since Server Manager does not open and its a part of the OS on Windows 2008R2.
                – Tammy
                Jan 5 '11 at 20:01













                0














                I was having same issue, but it worked just fine, when i removed .Net 3.5 from my system, and just by that removal everything got back to normal .. this looked to be a problem with .net itself, i have not tried to install 3.5 again when i will do that will update the thread






                share|improve this answer





















                • CLSID : FX: Snapins can not work without .NET, so you still have other version of .NET installed, isn't it?
                  – rkosegi
                  Oct 17 '12 at 11:46
















                0














                I was having same issue, but it worked just fine, when i removed .Net 3.5 from my system, and just by that removal everything got back to normal .. this looked to be a problem with .net itself, i have not tried to install 3.5 again when i will do that will update the thread






                share|improve this answer





















                • CLSID : FX: Snapins can not work without .NET, so you still have other version of .NET installed, isn't it?
                  – rkosegi
                  Oct 17 '12 at 11:46














                0












                0








                0






                I was having same issue, but it worked just fine, when i removed .Net 3.5 from my system, and just by that removal everything got back to normal .. this looked to be a problem with .net itself, i have not tried to install 3.5 again when i will do that will update the thread






                share|improve this answer












                I was having same issue, but it worked just fine, when i removed .Net 3.5 from my system, and just by that removal everything got back to normal .. this looked to be a problem with .net itself, i have not tried to install 3.5 again when i will do that will update the thread







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Jun 14 '11 at 8:21







                SaLeem



















                • CLSID : FX: Snapins can not work without .NET, so you still have other version of .NET installed, isn't it?
                  – rkosegi
                  Oct 17 '12 at 11:46


















                • CLSID : FX: Snapins can not work without .NET, so you still have other version of .NET installed, isn't it?
                  – rkosegi
                  Oct 17 '12 at 11:46
















                CLSID : FX: Snapins can not work without .NET, so you still have other version of .NET installed, isn't it?
                – rkosegi
                Oct 17 '12 at 11:46




                CLSID : FX: Snapins can not work without .NET, so you still have other version of .NET installed, isn't it?
                – rkosegi
                Oct 17 '12 at 11:46











                0














                I know this is an old post, but I ran into the same issue and tried everything I could find on the internet regarding this. After working with Microsoft for 3 days we found the fix. Please see below for all the steps that were completed, and finally what solved the issue. This was for a Server 2008R2 machine:



                MMC could not create the snap-in. The snap-in might not have been installed correctly.
                Name: Server Manager
                CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb}



                Name: Event Viewer
                clsid: fx: {b05566ad-fe9c-4363-be05-7a4cbb7cb510} Event Viewer



                Name: Task Scheduler
                clsid: fx: {c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4} Task Scheduler



                Name: Windows Firewall with Advanced Security
                clsid: fx: {b05566ac-fe9c-4368-be02-7a4cbb7cbe11} Windows Firewall with Advanced Security



                Microsoft Server 2008R2 SP1
                HP ProLiant DL380G6



                Replaced C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIGmachine.config with known working file
                Replaced entire C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIG folder with known working folder



                Ran System Update Readiness Tool for Server 2008 – all reports came back with no error



                Ran c:WindowsMicrosoft.NETFrameworkv3.5WFServicesReg.exe /r /b



                sfc /scannow was ran, came back clean



                Ran .NET Verifier on all version of .NET, all came back verified successfully



                Reinstalled .NET 3.5 via CLI:
                DISM /online /disable-feature /FeatureName:NetFx3
                DISM /online /enable-feature /FeatureName:NetFx3



                Removed registry keys:
                HKLMSoftwareMicrosftOLEMachineAccessRestriction and
                HKLMSoftwareMicrosftOLEMachineLaunchRestriction



                Restarted “Start DCOM Server Process Launcher” service



                Replaced files dsadmin.dll and dssite.msc located at C:Windowswinsxsx86_microsoft-windows-d..mc-sitesandservices_31bf3856ad364e35_6.1.7601.17514_none_a143f244c78549c1 with a good know version



                HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX{b05566ad-fe9c-4363-be05-7a4cbb7cb510}RuntimeVersion, changing value from "v2.0.40607" to "v2.0.50727"



                Final resolution from Microsoft:
                The Servicing stack of the Operating System was clean as reported by the Sfc output
                Uninstalling/Reinstlaling Visual C++ 2005/2008/2010 with a reboot took out of the picture Visual C++ library components
                The .Net Policy had the correct value under HKEY_LOCAL_MACHINESOFTWAREMicrosoft.NETFrameworkPolicyv2.0 - "50727"="50727-50727”
                Uninstalling McAfee didn’t help even after a reboot.
                The Components and Schema hive unloaded after a few reboots



                The IDNA trace that we gathered indicated that we fail due to a bad function pointer most probably returned by a .net component. After applying the Update https://support.microsoft.com/en-us/kb/2688730 and a reboot the issue went away which indicates we have a broken/damaged .net component on the server.






                share|improve this answer


























                  0














                  I know this is an old post, but I ran into the same issue and tried everything I could find on the internet regarding this. After working with Microsoft for 3 days we found the fix. Please see below for all the steps that were completed, and finally what solved the issue. This was for a Server 2008R2 machine:



                  MMC could not create the snap-in. The snap-in might not have been installed correctly.
                  Name: Server Manager
                  CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb}



                  Name: Event Viewer
                  clsid: fx: {b05566ad-fe9c-4363-be05-7a4cbb7cb510} Event Viewer



                  Name: Task Scheduler
                  clsid: fx: {c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4} Task Scheduler



                  Name: Windows Firewall with Advanced Security
                  clsid: fx: {b05566ac-fe9c-4368-be02-7a4cbb7cbe11} Windows Firewall with Advanced Security



                  Microsoft Server 2008R2 SP1
                  HP ProLiant DL380G6



                  Replaced C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIGmachine.config with known working file
                  Replaced entire C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIG folder with known working folder



                  Ran System Update Readiness Tool for Server 2008 – all reports came back with no error



                  Ran c:WindowsMicrosoft.NETFrameworkv3.5WFServicesReg.exe /r /b



                  sfc /scannow was ran, came back clean



                  Ran .NET Verifier on all version of .NET, all came back verified successfully



                  Reinstalled .NET 3.5 via CLI:
                  DISM /online /disable-feature /FeatureName:NetFx3
                  DISM /online /enable-feature /FeatureName:NetFx3



                  Removed registry keys:
                  HKLMSoftwareMicrosftOLEMachineAccessRestriction and
                  HKLMSoftwareMicrosftOLEMachineLaunchRestriction



                  Restarted “Start DCOM Server Process Launcher” service



                  Replaced files dsadmin.dll and dssite.msc located at C:Windowswinsxsx86_microsoft-windows-d..mc-sitesandservices_31bf3856ad364e35_6.1.7601.17514_none_a143f244c78549c1 with a good know version



                  HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX{b05566ad-fe9c-4363-be05-7a4cbb7cb510}RuntimeVersion, changing value from "v2.0.40607" to "v2.0.50727"



                  Final resolution from Microsoft:
                  The Servicing stack of the Operating System was clean as reported by the Sfc output
                  Uninstalling/Reinstlaling Visual C++ 2005/2008/2010 with a reboot took out of the picture Visual C++ library components
                  The .Net Policy had the correct value under HKEY_LOCAL_MACHINESOFTWAREMicrosoft.NETFrameworkPolicyv2.0 - "50727"="50727-50727”
                  Uninstalling McAfee didn’t help even after a reboot.
                  The Components and Schema hive unloaded after a few reboots



                  The IDNA trace that we gathered indicated that we fail due to a bad function pointer most probably returned by a .net component. After applying the Update https://support.microsoft.com/en-us/kb/2688730 and a reboot the issue went away which indicates we have a broken/damaged .net component on the server.






                  share|improve this answer
























                    0












                    0








                    0






                    I know this is an old post, but I ran into the same issue and tried everything I could find on the internet regarding this. After working with Microsoft for 3 days we found the fix. Please see below for all the steps that were completed, and finally what solved the issue. This was for a Server 2008R2 machine:



                    MMC could not create the snap-in. The snap-in might not have been installed correctly.
                    Name: Server Manager
                    CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb}



                    Name: Event Viewer
                    clsid: fx: {b05566ad-fe9c-4363-be05-7a4cbb7cb510} Event Viewer



                    Name: Task Scheduler
                    clsid: fx: {c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4} Task Scheduler



                    Name: Windows Firewall with Advanced Security
                    clsid: fx: {b05566ac-fe9c-4368-be02-7a4cbb7cbe11} Windows Firewall with Advanced Security



                    Microsoft Server 2008R2 SP1
                    HP ProLiant DL380G6



                    Replaced C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIGmachine.config with known working file
                    Replaced entire C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIG folder with known working folder



                    Ran System Update Readiness Tool for Server 2008 – all reports came back with no error



                    Ran c:WindowsMicrosoft.NETFrameworkv3.5WFServicesReg.exe /r /b



                    sfc /scannow was ran, came back clean



                    Ran .NET Verifier on all version of .NET, all came back verified successfully



                    Reinstalled .NET 3.5 via CLI:
                    DISM /online /disable-feature /FeatureName:NetFx3
                    DISM /online /enable-feature /FeatureName:NetFx3



                    Removed registry keys:
                    HKLMSoftwareMicrosftOLEMachineAccessRestriction and
                    HKLMSoftwareMicrosftOLEMachineLaunchRestriction



                    Restarted “Start DCOM Server Process Launcher” service



                    Replaced files dsadmin.dll and dssite.msc located at C:Windowswinsxsx86_microsoft-windows-d..mc-sitesandservices_31bf3856ad364e35_6.1.7601.17514_none_a143f244c78549c1 with a good know version



                    HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX{b05566ad-fe9c-4363-be05-7a4cbb7cb510}RuntimeVersion, changing value from "v2.0.40607" to "v2.0.50727"



                    Final resolution from Microsoft:
                    The Servicing stack of the Operating System was clean as reported by the Sfc output
                    Uninstalling/Reinstlaling Visual C++ 2005/2008/2010 with a reboot took out of the picture Visual C++ library components
                    The .Net Policy had the correct value under HKEY_LOCAL_MACHINESOFTWAREMicrosoft.NETFrameworkPolicyv2.0 - "50727"="50727-50727”
                    Uninstalling McAfee didn’t help even after a reboot.
                    The Components and Schema hive unloaded after a few reboots



                    The IDNA trace that we gathered indicated that we fail due to a bad function pointer most probably returned by a .net component. After applying the Update https://support.microsoft.com/en-us/kb/2688730 and a reboot the issue went away which indicates we have a broken/damaged .net component on the server.






                    share|improve this answer












                    I know this is an old post, but I ran into the same issue and tried everything I could find on the internet regarding this. After working with Microsoft for 3 days we found the fix. Please see below for all the steps that were completed, and finally what solved the issue. This was for a Server 2008R2 machine:



                    MMC could not create the snap-in. The snap-in might not have been installed correctly.
                    Name: Server Manager
                    CLSID: FX:{18ea3f92-d6aa-41d9-a205-2023400c8fbb}



                    Name: Event Viewer
                    clsid: fx: {b05566ad-fe9c-4363-be05-7a4cbb7cb510} Event Viewer



                    Name: Task Scheduler
                    clsid: fx: {c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4} Task Scheduler



                    Name: Windows Firewall with Advanced Security
                    clsid: fx: {b05566ac-fe9c-4368-be02-7a4cbb7cbe11} Windows Firewall with Advanced Security



                    Microsoft Server 2008R2 SP1
                    HP ProLiant DL380G6



                    Replaced C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIGmachine.config with known working file
                    Replaced entire C:WindowsMicrosoft.NETFramework64v2.0.50727CONFIG folder with known working folder



                    Ran System Update Readiness Tool for Server 2008 – all reports came back with no error



                    Ran c:WindowsMicrosoft.NETFrameworkv3.5WFServicesReg.exe /r /b



                    sfc /scannow was ran, came back clean



                    Ran .NET Verifier on all version of .NET, all came back verified successfully



                    Reinstalled .NET 3.5 via CLI:
                    DISM /online /disable-feature /FeatureName:NetFx3
                    DISM /online /enable-feature /FeatureName:NetFx3



                    Removed registry keys:
                    HKLMSoftwareMicrosftOLEMachineAccessRestriction and
                    HKLMSoftwareMicrosftOLEMachineLaunchRestriction



                    Restarted “Start DCOM Server Process Launcher” service



                    Replaced files dsadmin.dll and dssite.msc located at C:Windowswinsxsx86_microsoft-windows-d..mc-sitesandservices_31bf3856ad364e35_6.1.7601.17514_none_a143f244c78549c1 with a good know version



                    HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX{b05566ad-fe9c-4363-be05-7a4cbb7cb510}RuntimeVersion, changing value from "v2.0.40607" to "v2.0.50727"



                    Final resolution from Microsoft:
                    The Servicing stack of the Operating System was clean as reported by the Sfc output
                    Uninstalling/Reinstlaling Visual C++ 2005/2008/2010 with a reboot took out of the picture Visual C++ library components
                    The .Net Policy had the correct value under HKEY_LOCAL_MACHINESOFTWAREMicrosoft.NETFrameworkPolicyv2.0 - "50727"="50727-50727”
                    Uninstalling McAfee didn’t help even after a reboot.
                    The Components and Schema hive unloaded after a few reboots



                    The IDNA trace that we gathered indicated that we fail due to a bad function pointer most probably returned by a .net component. After applying the Update https://support.microsoft.com/en-us/kb/2688730 and a reboot the issue went away which indicates we have a broken/damaged .net component on the server.







                    share|improve this answer












                    share|improve this answer



                    share|improve this answer










                    answered Jul 2 '15 at 14:08









                    user465103

                    1




                    1























                        0














                        Look for the corrupted snapin and remove the key after backup



                        Example for Task scheduler



                        [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4}] and
                        [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb07-bfe1-4c2e-9217-7a69a95bbac4}]






                        share|improve this answer


























                          0














                          Look for the corrupted snapin and remove the key after backup



                          Example for Task scheduler



                          [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4}] and
                          [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb07-bfe1-4c2e-9217-7a69a95bbac4}]






                          share|improve this answer
























                            0












                            0








                            0






                            Look for the corrupted snapin and remove the key after backup



                            Example for Task scheduler



                            [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4}] and
                            [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb07-bfe1-4c2e-9217-7a69a95bbac4}]






                            share|improve this answer












                            Look for the corrupted snapin and remove the key after backup



                            Example for Task scheduler



                            [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb06-bfe1-4c2e-9217-7a69a95bbac4}] and
                            [HKEY_LOCAL_MACHINESOFTWAREMicrosoftMMCSnapInsFX:{c7b8fb07-bfe1-4c2e-9217-7a69a95bbac4}]







                            share|improve this answer












                            share|improve this answer



                            share|improve this answer










                            answered May 23 at 5:34









                            Biju

                            1




                            1























                                -1














                                I had the same error a few minutes ago on one of five identically installed, and I just updated Windows Server 2008 R2 Terminal Servers and now it works again.



                                All I did was go to File > Options and then I deleted the about 460 KB of files stored in the user profile, confirmed the dialog, closed the MMC. After reopening, everything is working fine again.






                                share|improve this answer




























                                  -1














                                  I had the same error a few minutes ago on one of five identically installed, and I just updated Windows Server 2008 R2 Terminal Servers and now it works again.



                                  All I did was go to File > Options and then I deleted the about 460 KB of files stored in the user profile, confirmed the dialog, closed the MMC. After reopening, everything is working fine again.






                                  share|improve this answer


























                                    -1












                                    -1








                                    -1






                                    I had the same error a few minutes ago on one of five identically installed, and I just updated Windows Server 2008 R2 Terminal Servers and now it works again.



                                    All I did was go to File > Options and then I deleted the about 460 KB of files stored in the user profile, confirmed the dialog, closed the MMC. After reopening, everything is working fine again.






                                    share|improve this answer














                                    I had the same error a few minutes ago on one of five identically installed, and I just updated Windows Server 2008 R2 Terminal Servers and now it works again.



                                    All I did was go to File > Options and then I deleted the about 460 KB of files stored in the user profile, confirmed the dialog, closed the MMC. After reopening, everything is working fine again.







                                    share|improve this answer














                                    share|improve this answer



                                    share|improve this answer








                                    edited Jul 8 '16 at 16:11









                                    oldmud0

                                    3,06131536




                                    3,06131536










                                    answered Jul 6 '16 at 5:35









                                    Saskia

                                    1




                                    1






























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