Message SAP WS345 - An internal program error occurred

Diagnosis
Internal table I_DOCU_DATA_ARCHIVE (item data and document conditionsof archived agency documents) does not contain an entry for agencydocument &V1&.

System Response
Processing is terminated.

Procedure
Please contact your R/3 system administrator.

Procedure for System Administration
Please contact SAP. The error occurred in function module &V2&.