It’s normal for the current version of Padshop 2 to show this message for a moment while it’s scanning your content.
This has been reported before:
Missing Padshop/Retrologue MPE Libraries On Reinstall
It’s normal for the current version of Padshop 2 to show this message for a moment while it’s scanning your content.
This has been reported before:
Missing Padshop/Retrologue MPE Libraries On Reinstall