WIBU key or Codemeter license?
Local or network key?
I sometimes find my machine gets a bit busy doing all sorts of background updates which can delay programs starting - but not 15 minutes.
Have you tried re-starting your machine and the opening Archicad again?
Your machine just may need to settle in.
Barry.
One of the forum moderators.
Versions 6.5 to 27
i7-10700 @ 2.9Ghz, 32GB ram, GeForce RTX 2060 (6GB), Windows 10
Lenovo Thinkpad - i7-1270P 2.20 GHz, 32GB RAM, Nvidia T550, Windows 11