Logical system &1 is not configured in table /ISDFPS/ALE_SYS

What causes this issue?

The system is missing in the configuration table of the synchronization
report.

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?

Using transaction SM30, you must call table /ISDFPS/ALE_SYS and enter
the system.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.