PhotoLab 4 ne s'ouvre pas

Hello,
Just installed the V4 on my Mac, and it does not open (software stay frozen at the opening windows…).
Does anyone experiencing the same issue?

Had the same problem. Look here
https://feedback.dxo.com/t/pl-4-stuck-after-start-while-importing-database-and-parameter/15166/30

Thanks.
I Deleted the database file and reinstalled DxO4 .
Work fine now