Did you do an update installation of Works 1V20 from previous release or new installation? Can you please attach the Installation log file? It can be found in C:\ProgramData\Rexroth\PackageManager\Logs named like Setup-WRK-V-0120-0-<Date>.log To see and getting access to ProgramData-folder in Windows-Explorer it is required to make hidden files & folders visible in folder options.
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