Account & is a branch of &

What causes this issue?

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

System Response

How to fix this error?

Procedure for System Administrators

You can configure the appearance of this system message according to
your requirements. To do this, in Customizing of the ECC system (FI,
transaction OBA5) choose Cross-Application Components -> Bank Directory
-> Change Message Control.
You can find the application area and the message number in the
technical information.

Error message extract from SAP system. Copyright SAP SE.