Message type: E = Error
Message class:  CNV_DMC_SIN - Messages for s-innovations migration 
Message number: 498
Message text: &1 &2 &3: Value &4 is not numerical
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.
Unfortunately, there isn't any extra information in this error notice.
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The SAP error message CNV_DMC_SIN498 typically indicates that there is a problem with data conversion during a migration or data transfer process. Specifically, the message states that a value expected to be numerical is not in a numerical format. This can occur in various scenarios, such as during data migration using the SAP Data Migration Cockpit or other data transfer tools.
Cause: Data Format Issues: The value being processed is in a format that cannot be interpreted as a number. This could be due to: Presence of non-numeric characters (e.g., letters, special characters). Incorrect decimal or thousand separators (e.g., using a comma instead of a period). Leading or trailing spaces in the data. Data Type Mismatch: The source data type does not match the expected data type in the target system. For example, a string is being passed where a numeric value is expected. Configuration Errors: Incorrect settings in the migration tool or data mapping configurations can
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