SAP Message >0037 - Formal error: Document header does not have a reconciliation key

Diagnosis You tried to post a document but a reconciliation key is missing fromthe document header. Since mass processing does not apply here (wherethe reconciliation key is automatically created) you must enter areconciliation key. System Response Error message. Processing is terminated. Procedure INCLUDE NA_SYSADMIN1 OBJECT DOKU ID TX Procedure for System Administration INCLUDE FICA_NA_OSS OBJECT DOKU ID TX