How To Fix UCT8001 - Row &2 in mapping rule for target field &1 is incorrect

SAP Error Message - Details

• Message type: E = Error

• Message class: UCT8 - Message class for UCT8(mapping)

• Message number: 001

• Message text: Row &2 in mapping rule for target field &1 is incorrect

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message UCT8001 - Row &2 in mapping rule for target field &1 is incorrect ?

  The SAP error message UCT8001 indicates that there is an issue with a mapping rule in a data transfer or transformation process, specifically related to the target field in a mapping rule. This error typically arises in the context of data migration, data transfer, or data transformation processes, such as those involving SAP Data Services or SAP BW.
  Cause:
  The error message UCT8001 usually occurs due to one or more of the following reasons:
  
  
  Incorrect Mapping Configuration: The mapping rule for the target field is not correctly defined. This could be due to a mismatch in data types, incorrect field names, or invalid values being mapped.
  
  
  Missing or Invalid Data: The source data may not contain the expected values or may have missing entries that are required for the mapping to succeed.
  
  
  Field Length Issues: The length of the data being mapped may exceed the defined length of the target field.
  
  
  Data Transformation Errors: If there are any transformations applied to the data before it reaches the target field, these transformations may be causing the data to become invalid.
  
  
  Configuration Errors: There may be errors in the configuration of the data transfer process, such as incorrect settings in the mapping rules or data flow.
  
  
  Solution:
  To resolve the UCT8001 error, you can take the following steps:
  
  
  Review Mapping Rules: Check the mapping rules for the target field specified in the error message. Ensure that the field names, data types, and lengths are correctly defined.
  
  
  Validate Source Data: Examine the source data to ensure that it contains valid and complete entries that can be mapped to the target field. Look for any missing or incorrect values.
  
  
  Check Data Transformations: If there are any transformations applied to the data, review them to ensure they are correctly defined and that they produce valid output for the target field.
  
  
  Adjust Field Lengths: If the data being mapped exceeds the length of the target field, consider adjusting the field length in the target structure or truncating the data appropriately.
  
  
  Test Mapping: After making the necessary adjustments, test the mapping again to see if the error persists. You may want to run a smaller subset of data to isolate the issue.
  
  
  Consult Documentation: Refer to SAP documentation or support resources for additional guidance on mapping rules and data transfer processes.
  
  
  Seek Help from SAP Support: If the issue persists after troubleshooting, consider reaching out to SAP support for further assistance.
  
  
  Related Information:
  
  SAP Data Services: If you are using SAP Data Services, familiarize yourself with the Data Services Designer and the mapping functionalities it offers.
  SAP BW: If the error occurs in the context of SAP BW, review the InfoObjects and transformation rules defined in the BW system.
  Error Logs: Check the error logs for more detailed information about the error, which may provide additional context for troubleshooting.
  
  By following these steps, you should be able to identify and resolve the cause of the UCT8001 error in your SAP environment.