Message type: E = Error
Message class:  CNV_INDX - Messages for conversion of INDX-like tables 
Message number: 229
Message text: No conversion routine assigned for field &1 of component &2 (RELID &3)
No conversion routine was assigned for field &V1& of component &V2&
(RELID &V3&).
Without conversion routine the conversion cannot be performed. Status is
set to 'Error'.
Contact SAP for support.
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_INDX229 indicates that there is no conversion routine assigned for a specific field in a component during a data conversion process. This typically occurs in the context of data migration or transformation, especially when using SAP's data migration tools or during system upgrades.
Cause: Missing Conversion Routine: The primary cause of this error is that the system expects a conversion routine for a specific field, but none has been defined. This can happen if the field is new or if the conversion routine was not properly configured. Incorrect Configuration: The configuration for the data migration might be incomplete or incorrect, leading to the absence of a necessary conversion routine. Field Mismatch: The field in question may not be compatible with the expected data type or format, leading to the system not being able to find a suitable conversion routine.
Solution: Define a Conversion Routine: Check the field mentioned in the error message
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