How To Fix 5M256 - A copyline failed in the internal table itab of the server

SAP Error Message - Details

• Message type: E = Error

• Message class: 5M - Error Messages for Denmark

• Message number: 256

• Message text: A copyline failed in the internal table itab of the server

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 5M256 - A copyline failed in the internal table itab of the server ?

  The SAP error message 5M256 ("A copyline failed in the internal table itab of the server") typically indicates an issue related to internal table handling within an ABAP program or a function module. This error can occur due to various reasons, such as memory issues, data inconsistencies, or programming errors.
  Causes:
  
  Memory Issues: The internal table may be too large for the available memory, leading to a failure when trying to copy data.
  Data Inconsistencies: If the data being processed has inconsistencies or is not in the expected format, it can lead to errors during operations on internal tables.
  Programming Errors: There may be issues in the ABAP code, such as incorrect handling of internal tables, wrong data types, or improper use of table operations.
  Database Locking: If the internal table is trying to access data that is locked or not available, it may lead to this error.
  
  Solutions:
  
  Check Memory Usage: Monitor the memory usage of the application. If the internal table is too large, consider optimizing the data being processed or breaking it into smaller chunks.
  Review ABAP Code: Look for any programming errors in the ABAP code that manipulates the internal table. Ensure that the data types are correctly defined and that operations on the table are valid.
  Data Validation: Validate the data being processed to ensure it meets the expected format and constraints. This can help prevent inconsistencies that lead to errors.
  Debugging: Use the ABAP debugger to step through the code and identify the exact point of failure. This can provide insights into what is causing the copyline failure.
  Check for Locks: Ensure that there are no database locks that could be causing the issue. You can use transaction codes like SM12 to check for locks.
  Increase Memory Limits: If applicable, consider increasing the memory limits for the application server or adjusting the parameters related to internal table handling.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common errors.
  Transaction Codes: Familiarize yourself with transaction codes like SE80 (Object Navigator) and SE37 (Function Module) to analyze the code and function modules involved.
  Performance Monitoring: Use transaction ST02 (Tune Summary) to monitor memory usage and performance issues related to internal tables.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.