Need to write Microsoft SCCM script to install and uninstall Pega Runtime SP1 onto a Corporate environment. The install runs fine, but when attempting to uninstall, the setup leave NativeFoundation installed. I attempted to run NativeFoundationSetup.msi manually with /UNINSTALL switch, but it fails indicating "The patch package could not be opened. Verify that the patch package exists and that you can access it.
Both seem to exist but still cannot remove the package... Help!!
If issue still exists at your end, you can try installing PNF again and try un-installing PNF manually. If issue still persists, you may take help from your local system admin in cleaning the registry entries and clean the S/W like other S/W.
I eventually was able to remove all Pega components, but had to manually copy the "OpenSpan.ChromeExtensionInstaller.exe" into a directory where the Pega installer could find it, and then run the uninstaller part by part: