Message type: E = Error
Message class:  NAA - Subsequent settlement (Purchasing) 
Message number: 338
Message text: Update time &1 is not defined
Update time &V1& is not defined.
Processing is terminated.
There is an internal program error. Contact your system administrator.
Function module &V2& was called with invalid parameters, or there is an
error in Customizing (entry missing in table TMC5).
Error message extract from SAP system. Copyright SAP SE.
The SAP error message NAA338, which states "Update time &1 is not defined," typically occurs in the context of the SAP system when there is an issue related to the configuration of update times for certain processes, such as batch jobs or data updates.
Cause: Missing Configuration: The update time specified in the system is not defined in the configuration settings. This could happen if the update time was deleted or not set up correctly. Incorrect Input: The input provided for the update time might be incorrect or not matching the expected format. System Customization: If there have been recent changes or customizations in the system, it might have affected the update time settings.
Solution: Check Configuration: Go to the relevant configuration settings in the SAP system (transaction codes like SPRO may be used). Navigate to the section where update times are defined and ensure that the specified update time (&1) is correctly set up. Define Update Time: If the
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