How To Fix WP754 - This document cannot be changed

SAP Error Message - Details

• Message type: E = Error

• Message class: WP - Messages from POS interface

• Message number: 754

• Message text: This document cannot be changed

What causes this issue?

The status of the document cannot be changed. Only documents that have
not yet been posted can be changed. These are documents that have never
been posted - i.e. a error occurred in the first inbound processing run
or the documents were cancelled.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

The document was not changed.

How to fix this error?

If the document has already been posted, you must cancel it. Only after
the cancellation has been posted can you change the document.

Error message extract from SAP system. Copyright SAP SE.