Pre Upgrade Checker blocked with error

Hello,

I need to upgrade Plesk Windows 10.4.4 to 12.5 (OS WIndows Server 2008 SP2).

I followed the guide to the following URL (pre upgrade checker tool):

Plesk Pre-Upgrade Checker: A tool to identify business logic issues before upgrade or migration

but the check stops almost immediately with the error below (Windows Server is...

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