You can no longer assign another internal number
Message type: E = Error
Message class: BK - Create, Display, Reverse Controlling Document
Message number: 805
Message text: You can no longer assign another internal number
What causes this issue?
A document number cannot be assigned to the CO document because the
numbers in the number range for these documents have been used up.
System Response
The CO document cannot be posted.
How to fix this error?
Inform your system administrator.
Error message extract from SAP system. Copyright SAP SE.