SAP Message /EACC/MSG_PROCESSES003 - Commit work within prepare and execute posting - usage error

Diagnosis
This message was caused by a program error and not by an applicationerror.
The Accounting Engine program model does not allow Commit Workinstruction within the prepare_posting and execute_posting phases.
Commt Work control must take place outside the framework and afterprocessing the execute_posting phase in the Accounting Engine.

System Response
Warning: Processing is continues, but consistent data updating cannot beguaranteed.

Procedure
Find the developer who wrongly set a commit work instruction here andask him/her to eliminate it.