How To Fix CNVMBTCHECK030 - &1| The foreign key &2 and the referring field &3 have diff. types

CNVMBTCHECK030 - Overview

• Message type: E = Error

• Message class: CNVMBTCHECK - Messages for PCL Checks

• Message number: 030

• Message text: &1| The foreign key &2 and the referring field &3 have diff. types

Self-Explanatory Message

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CNVMBTCHECK030 - Details

• The SAP error message CNVMBTCHECK030 indicates a data consistency issue related to foreign key relationships in the database. Specifically, it states that the foreign key &2 and the referring field &3 have different data types. This can occur during data migration or conversion processes, particularly when using tools like SAP's Migration Cockpit or other data transfer methods.
  
  Cause:
  
  Data Type Mismatch: The foreign key field and the referring field are defined with different data types in the database schema. For example, one might be defined as an integer while the other is defined as a string or character type.
  Incorrect Mapping: During data migration, the mapping of fields may not have been set up correctly, leading to mismatches in data types.
  Legacy Data Issues: If data is being migrated from a legacy system, the data types in the legacy system may not align with the expected types in the SAP system.
  
  
  Solution:
  
  Check Data Types: Review