How To Fix 37156 - Dynpro is too big; maintenance size cannot be changed

37156 - Overview

• Message type: E = Error

• Message class: 37 - Screen Painter

• Message number: 156

• Message text: Dynpro is too big; maintenance size cannot be changed

What causes this issue?

The screen contains more than 20 lines. This may occur if, for example,
it has been trnasported from an R/2 system.

System Response

The screen is executable in this form but the window size is not
automatically adjusted in the process.

How to fix this error?

In the layout editor (F5), you can rearrange fields and delete lines in
the top part of the screen. Lines above 20 are thus shifted up.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 37156 - Dynpro is too big; maintenance size cannot be changed ?

  The SAP error message "37156 Dynpro is too big; maintenance size cannot be changed" typically occurs when you are trying to create or modify a screen (dynpro) in an SAP program, and the size of the screen exceeds the allowable limits set by the SAP system. This can happen during screen design in transaction SE80 or SE41, or when working with screen elements in a module pool.
  
  Cause:
  
  Screen Size Limitations: SAP has predefined limits for the size of screens (dynpros). If the total number of fields, the size of the fields, or the overall layout exceeds these limits, you will encounter this error.
  Complex Layout: If the screen layout is too complex or has too many elements, it can lead to exceeding the maximum allowed size.
  Maintenance View Size: If you are trying to create or modify a maintenance view and the size of the view exceeds the allowed limits, this error can