ESCCM Client Installation Failed . In CCMsetup.log showing below lines MSI: Module C:\WINDOWS\system32\CCM\VAppRegHandler.dll failed to register. HRESULT -2147024769. Contact your support personnel. ccmsetup 8/5/2015 11:20:18 PM 4996 (0x1384) MSI: Action 23:20:18: Rollback. Rolling back action: ccmsetup 8/5/2015 11:20:18 PM 4996 (0x1384) Installation failed with error code 1603 ccmsetup 8/5/2015 11:20:50 PM 4996 (0x1384) I Guess most of the times, It will get success, when you do below steps
1. Manually created folder “CCM” under C:\WINDOWS\system32\ to the problem computer
2. Copied “VAppRegHandler.dll” to the problem computer’s C:\WINDOWS\system32\CCM\
3. On the problem computer, ran in the console: regsvr32 atl.dll
4. On the problem computer, ran in the console: regsvr32 C:\WINDOWS\system32\CCM\VAppRegHandler.dll
5. WMI repair.
If still its not resolved .. Please delete the below “.dll” Files which is related to SCCM client CCMPerf.dll (C:\Windows\system32\) CCMcore.dll(C:\Windows\system32\) Then retry the installation it will get success