Message type: E = Error
Message class:  CNVMBTCHECK - Messages for PCL Checks 
Message number: 034
Message text: &1| No receiver field or rule associated to the sender field &3-&2
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The SAP error message CNVMBTCHECK034 indicates that there is no receiver field or rule associated with the sender field in a data migration or conversion process. This error typically arises during the execution of a migration project, particularly when using the SAP Migration Cockpit or similar tools.
Cause: Missing Mapping: The error suggests that the system is unable to find a mapping for the specified sender field to a receiver field. This can occur if the mapping configuration is incomplete or if the sender field is not defined in the mapping rules. Incorrect Configuration: The configuration for the data migration might not have been set up correctly, leading to missing associations between the source and target fields. Data Model Changes: If there have been changes in the data model (e.g., changes in the source or target structure), the existing mappings may no longer be valid.
Solution: Check Mapping Configuration: Go to the mapping configuration in the SAP
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