Error in document: &1 &2 &3

What causes this issue?

Errors occurred when checking or posting the document
Reference type = &V1&
Reference key = &V2&
Logical system = &V3&
You can find the errors in the log.

System Response

The document cannot be posted.

How to fix this error?

Remove the error in the document and create and post the document
again.

Error message extract from SAP system. Copyright SAP SE.