How To Fix TR179 - Key field begins at position &

SAP Error Message - Details

• Message type: E = Error

• Message class: TR - Change and Transport System

• Message number: 179

• Message text: Key field begins at position &

What causes this issue?

The key field "&V2&" only begins at position "&V1&".
Qualified specifications for a transport may only have up to 120
characters.

System Response

The entry in this table field was rejected.

How to fix this error?

Check the name range description or the table definition.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TR179 - Key field begins at position & ?

  The SAP error message TR179 typically indicates an issue related to the key field in a data structure or table. The message "Key field begins at position &" suggests that there is a problem with the definition or usage of key fields in a table or structure, particularly in the context of transport requests or data transfer.
  Cause:
  
  Incorrect Key Field Definition: The key field may not be defined correctly in the data structure or table. This can happen if the key field is not aligned properly or if there are discrepancies in the field lengths.
  Transport Request Issues: If you are working with transport requests, the error may arise from inconsistencies in the transport configuration or issues with the transport layer.
  Data Transfer Problems: If you are transferring data between systems, the key fields may not match between the source and target systems, leading to this error.
  
  Solution:
  
  Check Key Field Definition: Review the definition of the key fields in the relevant table or structure. Ensure that the key fields are defined correctly and that their lengths and positions are appropriate.
  Adjust Transport Configuration: If the error is related to transport requests, check the transport configuration settings. Ensure that the transport layer is set up correctly and that there are no inconsistencies.
  Data Consistency Check: If you are transferring data, verify that the key fields in the source and target systems match. You may need to adjust the data or the structure to ensure compatibility.
  Debugging: If you have access to debugging tools, you can trace the execution to identify where the error is occurring and gather more context about the issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific notes related to error TR179. SAP frequently updates its knowledge base with solutions for common issues.
  Documentation: Review the documentation for the specific module or functionality you are working with to understand how key fields should be defined and used.
  Community Forums: Consider searching or posting in SAP community forums or discussion groups, as other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or development team for further assistance.