How To Fix RS_B4HPREP201 - Source systen &1 in receiver &4 has the wrong type (&2 instead of &3)

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_B4HPREP - B4H Transfer Preparation Messages

• Message number: 201

• Message text: Source systen &1 in receiver &4 has the wrong type (&2 instead of &3)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RS_B4HPREP201 - Source systen &1 in receiver &4 has the wrong type (&2 instead of &3) ?

  The SAP error message RS_B4HPREP201 indicates that there is a mismatch in the data types between the source system and the receiver in a data transfer process. Specifically, the error message states that the source system (&1) has a data type of &2, while the receiver (&4) is expecting a different data type (&3). This can occur in various scenarios, such as during data extraction, transformation, or loading processes, particularly in SAP BW (Business Warehouse) or SAP HANA environments.
  Cause:
  
  Data Type Mismatch: The most common cause of this error is that the data type defined in the source system does not match the expected data type in the target (receiver) system. For example, if the source system is sending a character string but the receiver expects a numeric value, this error will occur.
  Incorrect Data Mapping: There may be an issue with how the data is mapped between the source and target systems. This can happen if the data model has changed or if there are inconsistencies in the data definitions.
  Configuration Issues: There could be configuration issues in the data transfer settings, such as incorrect settings in the InfoObjects or InfoProviders in SAP BW.
  
  Solution:
  
  Check Data Types: Verify the data types defined in both the source and target systems. Ensure that they match. You can do this by checking the data element definitions in the ABAP Dictionary (transaction SE11) or the relevant data model in SAP BW.
  Adjust Data Mapping: If the data types do not match, you may need to adjust the data mapping in the transformation rules. This can be done in the Data Transfer Process (DTP) settings in SAP BW.
  Modify Data Types: If necessary, modify the data type in the source or target system to ensure compatibility. This may involve changing the data type in the source system or adjusting the receiver's expectations.
  Check for Updates: Ensure that both systems are updated and that any relevant patches or updates have been applied. Sometimes, issues can arise from outdated configurations or software versions.
  Test Data Transfer: After making the necessary adjustments, test the data transfer again to ensure that the error has been resolved.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like RSA1 (Data Warehousing Workbench) to check InfoObjects, DTPs, and transformations.
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently releases notes that address specific error messages and provide guidance on resolving them.
  Documentation: Refer to SAP documentation for detailed information on data types, transformations, and data transfer processes.
  
  By following these steps, you should be able to identify and resolve the cause of the RS_B4HPREP201 error message in your SAP environment.