Natural System Error Messages 6451-6500

NAT6498: Update operation rejected due to concurrent update.

Text
Update operation rejected due to concurrent update.
Explanation
An update operation could not be carried out for one of the
following reasons:

1) A record to be updated is held by another user.
2) A referenced record is held by another user.
3) The 'hold' queue is full.
Action
Try again later. If the 'hold' queue is too small, contact your
database administrator.

NAT6500: Error Number :1: has occurred in the operating system.

Text
Error Number ... has occurred in the operating system.
Explanation
Natural has detected an error in the operating system.
Action
Contact Software AG support because there could be an internal
error in Natural.