SAP Message V1425 - District & is not defined

Diagnosis
The current district &V1& is not allowed.
INCLUDE 'NA_NO_PROCESSING_2' OBJECT DOKU ID TX LANGUAGE EN

Procedure
Check in table T171T, whether an entry for district &V1& exists in thelanguage in which you have logged on. If the entry is missing, enter itin the logon language.
If you do not have the authorization to do this, contact your systemadministrator.