SAP Message WB022 - Too many versions being processed for customer &1 and asst list type &2

Diagnosis
Too many versions are being simultaneously processed for customer &V1&and assortment list type &V2&. The system prevents further versionsbeing created. This also avoids redundancy.

System Response
A further version cannot be created at the moment.

Procedure
Wait until the system has posted the versions that are currently beingprocessed.
If this message appears often, the problem may be due to blockmanagement. In this case, check whether the blocked versions areactually still being processed.