Category Archives: Microsoft

Access Denied Error when using Operations Manager Web Console

If you get “The Operations Manager web console was not configured successfully on this computer. Some views in the web console will not function correctly. Unable to import code signing certificate. System Error -2147024891 (0x80070005): Access is Denied” Check your group policy settings.

OpsMgr Error

The users need to be able to mage there own Trusted Publishers. As screenshot below

GPO Setting


This GPO Setting is under Computer Configeration\Policies\Windows Settings\Security Settings\Public Key Policies\Certificate Path Validation Settings


This same setting caused the following error in Configuration Manager 2012 (and 2012 R2) when trying to install software from the users application catalogue

Hope this helps someone else

“This setting cannot be configured because of a network communication or configuration problem.”


Speed up PXE boot in SCCM 2012

Add the following registry key to the SCCM Distribution Point and restart the WDS service:
Name: RamDiskTFTPBlockSize
TYPE: REG_DWORD Value: 16384

For us this made a massive difference from over 5 mins to under 15 seconds!

WARNING! Windows 8.1 Logon Scripts not working – Delay

So you upgrade to Windows 8.1 and think your logon scripts ‘don’t work’ or take ages to run. Hopefully this will save you many hours of head scratching!

Microsoft have now introduced a delay of 5 minutes by default before running any logon scripts after logon! You can change this via a GPO setting “Configure Logon Script Delay” under Computer configuration – Administrative Templates – System – Group Policy