Message type: E = Error
Message class:  CNV_CMIS_M - Message class for CMIS Migration 
Message number: 003
Message text: Data element &1 does not match domain &2
A data element is always defined with a domain. A domain may be
associated with more than one data element but the reverse is not true;
a data element can only be associated with one domain. Thus, the
relationship must be clear and can be seen in the data dictionary. In
this case, the domain entered does not match the domain entered in the
dictionary for the given data element.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message CNV_CMIS_M003 indicates that there is a mismatch between a data element and its corresponding domain. This typically occurs during data migration or conversion processes, particularly when using the SAP Conversion Management Information System (CMIS) or similar tools.
Cause: The error arises when: A data element (field) is being populated with a value that does not conform to the rules defined by its associated domain. The domain specifies the allowed values, data types, or length for the data element, and the incoming data does not meet these criteria. This can happen due to incorrect data mapping, data type mismatches, or invalid data formats.
Solution: To resolve this error, you can take the following steps: Check Data Mapping: Review the mapping of the data element to ensure that it is correctly aligned with the domain. Make sure that the source data matches the expected format and type. Validate Data: Inspect the data being imported or converted. Ensure that all
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