Message type: E = Error
Message class:  ID - PM (IPRT) print messages, (IBIP) batch input messages 
Message number: 620
Message text: Maintenance notification &1 was not found
Maintenance notification &V1& does not exist in file QMEL
(function module 'READ_NOTIFICATION').
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Contact your system administrator, as this is likely to be a program
error.
Why is an invalid notification number in the program?
Check to see if the notification does exist.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message ID620, which states "Maintenance notification &1 was not found," typically occurs when you are trying to access or process a maintenance notification that does not exist in the system. This can happen for several reasons, including: Causes: Incorrect Notification Number: The notification number you are trying to access may be incorrect or mistyped. Deleted Notification: The maintenance notification may have been deleted or archived, making it unavailable for access. Authorization Issues: You may not have the necessary authorizations to view or access the specific maintenance notification. Data Synchronization Issues: If your system is integrated with other systems, there may be synchronization issues leading to the notification not being available. Incorrect Selection Criteria: If you are using selection criteria to filter notifications, it may not match any existing notifications. Solutions: Verify Notification Number: Double-check the notification number you are entering to ensure it is correct. Check Deletion/Archiving: Look into whether the notification has been deleted or
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