Do not make any changes (SAP entry).

What causes this issue?

You have changed an entry which, according to the name space definition
is managed by SAP.

System Response

Your changes may be overwritten at each subsequent upgrade or release
change.

How to fix this error?

Avoid changing this data. If the change is inavoidable, document it
carefully, so that it can be repeated, if necessary, after an upgrade
or release change. The best way to do this is to put the data in a
change request, which you can export before an upgrade or release
change, and import again afterwards.

Error message extract from SAP system. Copyright SAP SE.