How To Fix SY139 - Error in & stack

SAP Error Message - Details

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 139

• Message text: Error in & stack

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SY139 - Error in & stack ?

  The SAP error message SY139, which states "Error in & stack," typically indicates that there is an issue with the program stack during the execution of an ABAP program. This error can occur for various reasons, including but not limited to:
  Causes:
  
  Program Logic Errors: There may be a logical error in the ABAP code that leads to an unexpected state in the program stack.
  Recursion: Excessive recursion in function calls can lead to stack overflow, causing this error.
  Memory Issues: Insufficient memory allocation for the program can also trigger this error.
  Data Type Mismatches: Incorrect data types or structures being passed between function calls can lead to stack errors.
  Uncaught Exceptions: If an exception is raised and not handled properly, it can lead to an error in the program stack.
  
  Solutions:
  
  Debugging: Use the ABAP debugger to step through the code and identify where the error occurs. Look for infinite loops or excessive recursion.
  Check Function Calls: Review the function calls in your program to ensure that they are not recursively calling themselves without a proper exit condition.
  Memory Management: Ensure that your program is not consuming excessive memory. Optimize data structures and avoid large internal tables if possible.
  Error Handling: Implement proper exception handling in your code to catch and manage exceptions gracefully.
  Code Review: Conduct a thorough review of the code to identify any logical errors or data type mismatches.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE80 (Object Navigator) or SE38 (ABAP Editor) to analyze and modify the ABAP code.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches.
  System Logs: Review system logs (transaction SM21) for additional context or related errors that may help diagnose the issue.
  Performance Analysis: Use transaction ST05 (SQL Trace) or ST12 (Performance Analysis) to analyze performance issues that may be contributing to the error.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with SAP support or your internal SAP technical team for further assistance.