AMDP execution failed. SQL code: 301. Unique constraint violated.

What causes this issue?

AMDP execution failed in client &v1&. SQL code: 301. Unique constraint
violated by inserting in ACDOCA_M_EXTRACT.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Run report FML_CHECK_UNIQUE_4_ACDOCA_EXT in client &v1& to detect the
lines in ACDOCA which caused the unique issue by inserting in
ACDOCA_M_EXTRACT.
If you are unable to eliminate the inconsistences, please open an
incident to report the issue.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.