How To Fix 37668 - Step loop too short; dynpro size not changed

SAP Error Message - Details

• Message type: E = Error

• Message class: 37 - Screen Painter

• Message number: 668

• Message text: Step loop too short; dynpro size not changed

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message 37668 - Step loop too short; dynpro size not changed ?

  The SAP error message "37668: Step loop too short; dynpro size not changed" typically occurs in the context of SAP GUI programming, particularly when dealing with screen (dynpro) elements in ABAP programs. This error indicates that the step loop defined in the screen is not long enough to accommodate the data being processed, which can lead to issues in displaying or processing the data correctly.
  Cause:
  
  Step Loop Definition: The step loop defined in the screen may not have enough lines to display all the data entries. This can happen if the number of entries in the internal table exceeds the number of lines defined in the step loop.
  Screen Size: The screen size (dynpro) may not have been adjusted to accommodate the data being processed, leading to a mismatch between the expected and actual data display.
  Dynamic Changes: If the program dynamically changes the number of entries in the step loop without adjusting the screen size accordingly, this error can occur.
  
  Solution:
  
  Adjust Step Loop Size: Increase the number of lines in the step loop definition in the screen layout. This can be done in the Screen Painter (SE80 or SE41) by modifying the properties of the step loop.
  Check Internal Table Size: Ensure that the internal table being used for the step loop has the correct number of entries. If necessary, adjust the logic to limit the number of entries displayed or to paginate the data.
  Modify Screen Attributes: If the screen is designed to handle a variable number of entries, consider implementing logic to dynamically adjust the screen size based on the number of entries in the internal table.
  Recompile the Program: After making changes to the screen or the program, ensure that you activate and recompile the program to reflect the changes.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like SE80 (Object Navigator) or SE41 (Menu Painter) to access and modify screen elements.
  ABAP Documentation: Refer to the ABAP documentation for more details on step loops and screen programming.
  Debugging: Use the debugger to trace the program execution and identify where the mismatch occurs between the data and the screen layout.
  
  By addressing the size of the step loop and ensuring that it matches the data being processed, you should be able to resolve the error message 37668.