Message type: E = Error
Message class:  CNV_DMC_SIN - Messages for s-innovations migration 
Message number: 429
Message text: The class type &1 is not supported, in the object classification.
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The SAP error message CNV_DMC_SIN429 indicates that there is an issue with the classification of an object in the context of data migration or conversion. Specifically, the error states that the class type specified (denoted by &1) is not supported in the object classification process.
Cause: Unsupported Class Type: The class type you are trying to use for classification is not recognized or supported by the system. This could be due to a misconfiguration or an attempt to use a class type that is not valid in the current context. Data Migration Issues: If you are performing a data migration, the source data may contain class types that do not exist in the target system or are not properly defined. Configuration Errors: There may be issues with the configuration of the classification system in SAP, such as missing or incorrectly set up class types.
Solution: Check Class Type: Verify the class type you are using. Ensure
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