Tohle by mohlo byt zajimave, i kdyz je to Airbus problem, zda se ze duvod je ten sam:
The aircraft is out of trim when the autopilot is disconnected !
This problem comes from FSUIPC. If you have a registered copy of FSUIPC, go to the miscellanous tab and DEACTIVATE the two items : VS sign and Disco AP elevator trim. Uncheck the boxes as shown here: