How To Fix SDME_DDT404 - Too many fields with the same name on the dynpro

SDME_DDT404 - Overview

• Message type: E = Error

• Message class: SDME_DDT - DME: Dialog Design Tool Messages

• Message number: 404

• Message text: Too many fields with the same name on the dynpro

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDME_DDT404 - Too many fields with the same name on the dynpro ?

  The SAP error message SDME_DDT404 indicates that there are too many fields with the same name on a dynpro (dynamic program) screen. This typically occurs in the context of SAP GUI screens where multiple fields are defined with identical names, leading to ambiguity in field processing.
  
  Cause:
  
  
  Duplicate Field Names: The primary cause of this error is the presence of multiple fields on a screen that share the same name. This can happen due to:
  
  Incorrect screen design or configuration.
  Copying and pasting fields without changing their names.
  Merging or modifying screens without ensuring unique field identifiers.
  
  
  
  Screen Modifications: If a screen has been modified (e.g., through screen painter or by adding custom fields), it may inadvertently lead to duplicate field names.
  
  
  
  Solution:
  
  
  Identify Duplicate Fields: 
  
  Use the Screen Painter (SE80 or SE41) to open the affected screen.
  Check the field definitions to identify any fields that have the same name.
  
  
  
  Rename Fields: 
  
  Change the names of the duplicate fields