Account group &1 does not allow the maintenance of contact persons

What causes this issue?

Account group &V1& does not allow the maintenance of contact persons
and cannot be used for only representatives.

System Response

The system does not create the only representative.

How to fix this error?

Use an account group where contact persons can be maintained.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.