CAQuietExec: Microsoft.IdentityManagement.SolutionPackUtility.exe will deploy and/or retract the FIM solution packs. This operation may take long time in a SharePoint farm environment.
CAQuietExec: Executing all administrative timer jobs in preparation for FIM solution pack retraction.
CAQuietExec: Operation completed successfully.
CAQuietExec: Removing feature for ILMPasswordPortal.wsp
CAQuietExec: An exception occurred while running Microsoft.IdentityManagement.SolutionPackUtility.exe:
Attempted to perform an unauthorized operation.
CAQuietExec: An error occurred while retracting FIM portal solution packs.
CAQuietExec: Error 0xfffffffa: Command line returned an error.
CAQuietExec: Error 0xfffffffa: CAQuietExec Failed
CustomAction PatchRemoveFIMPWDPortal returned actual error code 1603 (note this may not be 100% accurate if translation happened inside sandbox)
Action ended 12:31:24: InstallExecute. Return value 3.
We can see from the above highlighted line that we are experiencing a permissions problem. In this case, it is a permission issue inside of SharePoint. The installing users is not part of the Site Collections Administrators.
You can resolve the issue by either installing the update with an account that is listed in the Site Collections Administrators, or add the account you are executing the installation to the Site Collection Administrators.