Error message when opening Trados 2022

I installed Trados 2022 succesfully, but I just cannot open it. I get this message, then Trados closes. I have installed the proper certificates, tried repairing the install, nothing works. Any thoughts?
 
Nom inconnu. (Exception de HRESULT : 0x80020006 (DISP_E_UNKNOWNNAME))

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