Message type: E = Error
Message class:  CUMTX - Variant Configuration - Master Data Maintenance 
Message number: 266
Message text: Not all table rows could be standardized
You called the function for standardizing table lines.
Not all table lines could be standardized, because some lines are not
modifiable.
Use a suitable change number to make this change.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CUMTX266, which states "Not all table rows could be standardized," typically occurs during the process of standardizing data in a table, often related to the use of the SAP Data Migration or Data Transfer tools. This error indicates that there are inconsistencies or issues with the data that prevent it from being standardized. Causes: Data Inconsistencies: The data in the table may have inconsistencies, such as incorrect formats, missing mandatory fields, or invalid values that do not conform to the expected standards. Data Type Mismatches: There may be mismatches between the expected data types and the actual data types present in the table. Referential Integrity Issues: If the data being standardized has dependencies on other tables or records, and those dependencies are not met, it can lead to this error. Custom Fields or Logic: If there are custom fields or logic that are not accounted for in the standardization process, it
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