Message type: E = Error
Message class:  CNV_DMC_MC - Migration Object Modeler 
Message number: 043
Message text: Object ID can only contain letters,numbers,or underscore characters
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The SAP error message CNV_DMC_MC043 indicates that there is an issue with the Object ID you are trying to use in a Data Migration Cockpit (DMC) process. Specifically, the error states that the Object ID can only contain letters, numbers, or underscore characters. This means that the Object ID you provided contains invalid characters that are not allowed.
Cause: The error is typically caused by one of the following: Invalid Characters: The Object ID contains special characters, spaces, or punctuation marks that are not permitted. Incorrect Formatting: The Object ID may not adhere to the expected format, which should only include alphanumeric characters and underscores.
Solution: To resolve this error, you can take the following steps: Check the Object ID: Review the Object ID you are trying to use and ensure it only contains: Letters (A-Z, a-z) Numbers (0-9) Underscore (_) Modify the Object ID: If the Object ID contains any invalid characters, modify it to remove or replace those characters
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