SAP Message AJ866 - Reversal: Update error table ERCH: Document &1 for PI, doc. &2 for SI

Diagnosis
During the update of document &V1& from the primary installation, thedocument number of the primary installation document &V1& must beremoved from the MAINDOCNO field in the dependent document &V2& from thesecondary installation.
An error occurred during this process.

Technical note:
This update is prepared in routine ERCH_PREPARE of includeLEABCF01.
INCLUDE ISU_SAP OBJECT DOKU ID TX