Error when accessing local server list

What causes this issue?

Local server list could not be read.

System Response

This is a system error.

How to fix this error?

There may be further information on this in the system log.
However, this should only be a temporary problem. If the error still
occurs after a few minutes, contact SAP.

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.