SYST:Error in creation of ANIA (Contact your System Specialist)

What causes this issue?

The table ANIA was not updated during the insert.

System Response

The posting could not take place.

How to fix this error?

Analyze the error (Database error?)
or
the CO object number already exits in table ANIA.
This can happen if the data in test mode was not correctly reorganized
(orders, projects).

Error message extract from SAP system. Copyright SAP SE.