Document &1 is only created for price list version &3

What causes this issue?

The document &V1& is only created for the header record refering to
price list version &V3&.

System Response

Within the entire declaration period &V4& the document &V1& for
re.partner &V2& is created once.

How to fix this error?

There is no reaction necessary.

Error message extract from SAP system. Copyright SAP SE.