Camera will not move to preset PTZ on video alarm, from Video Monitor the camera can be moved to the preset in live video.
Issue with accVideoRecordingSrvc.exe at workstation that is logging the alarm.
NOTE: The accVideoRecordingSrvc.exe problem could happen at any workstation not necessarily the workstation receiving the alarm.
Check all workstations looking for any indication that there has been a problem with accVideoRecordingSvr.exe
Shutdown then re-start Continuum on the workstation reporting issues with accVideoRecordingSvr.exe