How To Fix 37161 - Field name & already exists in dynpro

SAP Error Message - Details

• Message type: E = Error

• Message class: 37 - Screen Painter

• Message number: 161

• Message text: Field name & already exists in dynpro

What causes this issue?

When you insert a block from temporary storage, the fields that have
names are transferred to the screen. If the screen already contains an
element with an identical name, the entire block cannot be inserted.

How to fix this error?

Delete the relevant element in the screen before inserting the block
from temporary storage. You cannot edit the contents of temporary
storage itself.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 37161 - Field name & already exists in dynpro ?

  The SAP error message 37161, which states "Field name & already exists in dynpro," typically occurs during the development of SAP screens (dynpros) when there is a naming conflict with field names. This error indicates that the field name you are trying to define in the screen already exists in the same screen or in the same program.
  Cause:
  
  Duplicate Field Names: The most common cause is that you are trying to create a field with a name that has already been defined in the same dynpro or in the same program.
  Field Name Scope: Field names in SAP dynpros must be unique within the same screen. If you have multiple screens or subscreens, the same field name can be reused, but within a single screen, it must be unique.
  Inclusion of Multiple Dynpros: If you are including multiple dynpros or subscreens, ensure that field names do not overlap.
  
  Solution:
  
  Rename the Field: The simplest solution is to rename the field that is causing the conflict. Choose a unique name that does not conflict with existing field names in the same dynpro.
  Check Existing Fields: Review the existing fields in the dynpro to identify any duplicates. You can do this by checking the screen layout in the Screen Painter.
  Use Unique Naming Conventions: Implement a naming convention that helps avoid conflicts, such as prefixing field names with a module or function-specific identifier.
  Review Subscreen Definitions: If you are using subscreens, ensure that the field names in the subscreen do not conflict with those in the main screen or other subscreens.
  
  Related Information:
  
  Screen Painter: Use the Screen Painter tool in SAP to visually inspect and manage fields in your dynpro.
  ABAP Dictionary: Check the Data Dictionary (SE11) for any existing data elements or domains that might be causing conflicts.
  Debugging: If you are unsure where the conflict is occurring, you can use debugging tools to trace the program execution and identify where the field is being referenced.
  Documentation: Refer to SAP documentation or community forums for best practices in screen design and field naming conventions.
  
  By following these steps, you should be able to resolve the error message 37161 and successfully define your fields in the dynpro.