Company code & is not valid (check your entry).

What causes this issue?

Company code &V1& is not maintained in <GL:Customizing>Customizing</>
Table T001.

System Response

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

How to fix this error?

Check the company code number you entered.
INCLUDE 'NA_SYSADMIN'

Error message extract from SAP system. Copyright SAP SE.