Qlik Sense: Product: PostgreSQL -- Installation failed - Patch was uninstalled with exit code: 1

[Damien_Villaret]

Upgrading Qlik Sense fails during the PostgreSQL upgrade.

Environment:

• Qlik Sense Enterprise on Windows 

From the installation logs, it is failing just after trying to uninstall a patch:

MSI (s) (58:14) [10:17:25:316]: Executing op: ActionStart(Name=CA_UninstallPatch,Description=Uninstalling patch,Template=Uninstalling patch)
Action 10:17:24 76 All Sense services were stopped: True
MSI (s) (58:14) [10:17:25:319]: Executing op: CustomActionSchedule(Action=CA_UninstallPatch,ActionType=3073,Source=BinaryData,Target=UninstallPatch,)
MSI (s) (58:C4) [10:17:25:354]: Invoking remote custom action. DLL: C:\Windows\Installer\MSIA1A5.tmp, Entrypoint: UninstallPatch
SFXCA: Extracting custom action to temporary directory: C:\Windows\Installer\MSIA1A5.tmp-\
SFXCA: Binding to CLR version v4.0.30319
Calling custom action Qlik.QustomActions64!Qlik.QustomActions64.PatchCustomActions.UninstallPatch
Action 10:17:25 93 Uninstalling patch
Action 10:17:26 25 Patch was uninstalled with exit code: 1

Resolution:

A previous Qlik Sense Patch is still installed.

Follow Installing and uninstalling Qlik Sense Patches  to uninstall accordingly.