How To Fix CNVMBTCHECK045 - &1| Sender field &2 and the import parameter &3 have different types.

SAP Error Message - Details

• Message type: E = Error

• Message class: CNVMBTCHECK - Messages for PCL Checks

• Message number: 045

• Message text: &1| Sender field &2 and the import parameter &3 have different types.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNVMBTCHECK045 - &1| Sender field &2 and the import parameter &3 have different types. ?

  The SAP error message CNVMBTCHECK045 indicates a type mismatch between a sender field and an import parameter during a data conversion or migration process. This error typically arises in the context of data migration projects, especially when using tools like SAP's Migration Cockpit or other data transfer methods.
  Cause:
  The error occurs when:
  
  The data type of the sender field (the field from the source system) does not match the expected data type of the import parameter (the field in the target system).
  For example, if the sender field is defined as a character type (CHAR) and the import parameter is defined as a numeric type (NUMC), this mismatch will trigger the error.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Data Types:
  
  Review the data types of both the sender field and the import parameter. Ensure that they are compatible.
  You can do this by checking the data dictionary (SE11) for the relevant tables or structures involved in the migration.
  
  
  
  Data Transformation:
  
  If the data types are indeed different, you may need to transform the data before the import. This could involve:
  
  Converting character data to numeric format if applicable.
  Adjusting the length of fields to match the target system's requirements.
  
  
  
  
  
  Adjust Mapping:
  
  If you are using a mapping tool or a migration cockpit, ensure that the mapping between the source and target fields is correctly defined.
  Update the mapping to ensure that the data types align.
  
  
  
  Test with Sample Data:
  
  Before running the full migration, test the process with a small sample of data to ensure that the changes resolve the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration tool you are using for any additional guidance or known issues.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary), SE37 (Function Modules), or ST22 (Dump Analysis) to investigate further.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, familiarize yourself with the specific data migration templates and their requirements.
  Data Types in ABAP: Understanding the different data types in ABAP (e.g., CHAR, NUMC, DATS, etc.) can help in troubleshooting these types of errors.
  
  By following these steps, you should be able to identify and resolve the CNVMBTCHECK045 error effectively.