How To Fix UC065 - The definition of the conversion rules in segment &1 is not correct

SAP Error Message - Details

• Message type: E = Error

• Message class: UC - FI/CO Data transfer: errors during transfer

• Message number: 065

• Message text: The definition of the conversion rules in segment &1 is not correct

What causes this issue?

The system cannot initialize the conversion rules of the segment.

System Response

The conversion cannot be carried out.

How to fix this error?

Check the segment in the ABAP Dictionary. Also check the conversion
rules.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UC065 - The definition of the conversion rules in segment &1 is not correct ?

  The SAP error message UC065 indicates that there is an issue with the definition of conversion rules in a specific segment of an IDoc (Intermediate Document). This error typically arises when the mapping or transformation rules for data conversion are not correctly defined or are inconsistent with the expected format.
  Cause:
  
  Incorrect Mapping: The conversion rules defined for the segment do not match the expected data structure or format.
  Missing Fields: Required fields in the segment may be missing or not properly defined.
  Data Type Mismatch: The data types of the fields in the segment may not align with the expected types (e.g., numeric vs. alphanumeric).
  Configuration Issues: There may be issues in the configuration of the IDoc type or the associated message type.
  Version Mismatch: The IDoc version being used may not be compatible with the defined conversion rules.
  
  Solution:
  
  Check Segment Definition: Review the segment definition in the IDoc type to ensure that all fields are correctly defined and that the conversion rules are appropriate.
  Validate Mapping: Ensure that the mapping of fields in the IDoc to the corresponding fields in the target system is correct. This may involve checking the transformation rules in the relevant middleware (e.g., SAP PI/PO).
  Review Configuration: Go through the configuration settings for the IDoc type and message type to ensure they are set up correctly.
  Test with Sample Data: Use sample data to test the IDoc processing and identify any discrepancies in the conversion rules.
  Consult Documentation: Refer to SAP documentation or help resources for specific details on the segment and its expected structure.
  Debugging: If necessary, use debugging tools to trace the IDoc processing and identify where the conversion rules are failing.
  
  Related Information:
  
  IDoc Types: Understand the structure of the IDoc types being used, as different IDoc types may have different requirements for conversion rules.
  Transaction Codes: Use transaction codes like WE30 (IDoc Type Development) and WE20 (Partner Profile) to check and modify IDoc definitions and partner profiles.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide updates related to the specific IDoc type or conversion rules.
  Community Forums: Engage with SAP community forums or support channels for additional insights and solutions from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the issue causing the UC065 error in your SAP system.