Error after upgrade form pro 11 to pro 12

Hi friends please help , I cant open the Pro 12 after upgrade from Pro 11

heres another one information

For those who have same problem with me …

Finally solved ! after im deleting GA and Halion ! hope Steinberg fixed this .
where i delete it from ? go to you mac hdd find following the error written Library/ApplicationSupport/Groove Agent SE… or Halion


Have you the very latest HALion Sonic SE and Groove Agent SE installed, please?

Could you share the *.ips file,please?

Mac: macOS Console utility > User Reports folder or Crash Reports in macOS 10.15 (or ~user/Library/Logs/Diagnostic Reports).

Hi I only re install the Halion and works fine for me.

Thank you very much - This helped me with the error.