SAP Message U6059 - Planned billing date &1 in document &2 is inconsistent

Diagnosis
You are processing an entry in the error extract table (INSTSET) forinstallation &V4&. This entry contains the document &V2&. The scheduledbilling date (&V1&) of this document is not the same as the scheduledbilling date (&V3&) for this entry.

Procedure
Check if this entry still has to be processed. To do this, call the BREfor installation &V4&. This updates the entries for installation &V4& inthe error extract table.