How To Fix UCFE106 - Structure &1 already exists

SAP Error Message - Details

• Message type: E = Error

• Message class: UCFE - Messages for Data Entry Layouts

• Message number: 106

• Message text: Structure &1 already exists

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 UCFE106 - Structure &1 already exists ?

  The SAP error message UCFE106, which states "Structure &1 already exists," typically occurs when you are trying to create a structure in the ABAP Dictionary (SE11) that already exists with the same name. This can happen during various operations, such as creating a new structure, modifying an existing one, or importing objects.
  Cause:
  
  Duplicate Structure Name: The most common cause is that a structure with the same name already exists in the system.
  Transport Issues: If you are importing a transport request that contains a structure definition, and that structure already exists in the target system, this error can occur.
  Development Environment: If multiple developers are working on the same object or if there are inconsistencies between development and production environments, this error may arise.
  
  Solution:
  
  
  Check Existing Structures: 
  
  Go to transaction SE11 (Data Dictionary) and check if the structure with the name specified in the error message already exists.
  If it does exist, you may need to either modify the existing structure or choose a different name for the new structure you are trying to create.
  
  
  
  Rename the Structure: 
  
  If you are creating a new structure and the name is already taken, consider renaming your structure to a unique name.
  
  
  
  Transport Request Review: 
  
  If this error occurs during a transport, review the transport request to ensure that it does not contain objects that conflict with existing objects in the target system.
  
  
  
  Delete or Modify Existing Structure: 
  
  If the existing structure is no longer needed, you can delete it (if you have the necessary authorizations) or modify it as required.
  
  
  
  Check for Namespace Conflicts: 
  
  If you are working in a namespace, ensure that the structure name adheres to the naming conventions and does not conflict with other objects.
  
  
  
  Related Information:
  
  
  Transaction Codes: 
  
  SE11: Data Dictionary
  SE80: Object Navigator
  SE37: Function Module
  SE24: Class Builder
  
  
  
  Documentation: 
  
  SAP Help Portal and SAP Notes can provide additional insights and troubleshooting steps related to specific versions of SAP.
  
  
  
  SAP Community: 
  
  Engaging with the SAP Community can provide insights from other users who may have encountered similar issues.
  
  
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis or ABAP development team for further assistance.