10.1.2137.11 Update stuck at 4% pre-invocation in progress

10.1.2137.11 Update stuck at 4% pre-invocation in progress

Hello,
I'm trying to update my 10.1.2137.10 Desktop Central Server to the new release 10.1.2137.11 but during the usual updating procedure the installation wizard remain stuck at 4% pre-invocation in progress.
Any advice?


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