Transaction & has been locked

What causes this issue?

Business transaction &v1& has been locked for controlling
area/version &v2& in
fiscal year &v3&, period &v4&.

System Response

The function cannot be executed for locked periods.

How to fix this error?

Limit processing to the periods which are not locked, if possible.
If locked periods are necessary for processing, unlock them.
<DS:TRAN.OKP1>Execute</>

Error message extract from SAP system. Copyright SAP SE.