I had this mistake at the beginning with AC22 and no more since the first update.
Can you check and probably delete and remake your library links ?
Telling it's a bug mean we are sure there is no other reason. We can tell it cause there are so much informations we don't have to conclude as fast as you wish.
Christophe - FRANCE
Archicad Designer and Teacher
Archicad 15 to 26 FRA FULL
OS 11.6 Big Sur - MacBook Pro 2015 - 16Go RAM"Quality is never an accident ; it's always the result of an intelligent effort" John Ruskin