37069 - Transformed to a variable (resizeable) step loop

SAP Error Message - Details

• Message type: E = Error

• Message class: 37 - Screen Painter

• Message number: 069

• Message text: Transformed to a variable (resizeable) step loop

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message 37069 - Transformed to a variable (resizeable) step loop ?

  The SAP error message 37069, which states "Transformed to a variable (resizeable) step loop," typically occurs in the context of ABAP programming when a static step loop is being transformed into a dynamic or variable step loop. This transformation is usually done by the SAP system to accommodate changes in the data structure or the way data is being processed.
  Cause:
  
  
  Static vs. Dynamic Step Loop: The error indicates that the system has detected a situation where a static step loop (defined with a fixed number of steps) cannot be used due to the dynamic nature of the data being processed. This can happen if the number of entries in the internal table is not known at compile time or if the structure of the data changes during runtime.
  
  
  Data Structure Changes: If the internal table or the data being processed is modified in a way that affects the loop's structure, the system may need to switch to a variable step loop to handle the changes.
  
  
  Code Logic: The logic in the ABAP program may not be correctly handling the data, leading to the need for a more flexible looping structure.
  
  
  Solution:
  
  
  Review the Code: Check the ABAP code where the step loop is defined. Ensure that the internal table being processed is correctly populated and that its structure is stable throughout the execution of the program.
  
  
  Use Dynamic Loops: If the data structure is inherently dynamic, consider using a dynamic loop (e.g., LOOP AT ... ENDLOOP) instead of a static step loop. This allows for more flexibility in handling varying data sizes.
  
  
  Check Data Population: Ensure that the internal table is populated correctly before entering the loop. If the table is empty or its structure changes unexpectedly, it may trigger this error.
  
  
  Debugging: Use debugging tools to step through the code and observe the state of the internal tables and variables at runtime. This can help identify where the transformation is occurring and why.
  
  
  Consult Documentation: Refer to SAP documentation or community forums for additional insights or similar cases. Sometimes, specific versions of SAP may have known issues or peculiarities that can be addressed.
  
  
  Related Information:
  
  
  ABAP Programming: Understanding the differences between static and dynamic loops in ABAP is crucial. Static loops are defined with a fixed number of iterations, while dynamic loops can adapt to the size of the data being processed.
  
  
  Performance Considerations: Dynamic loops may have performance implications, especially with large datasets. It's essential to balance flexibility with efficiency.
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide patches or updates that could resolve underlying issues.
  
  
  By following these steps, you should be able to address the error message 37069 and ensure that your ABAP program runs smoothly.