How To Fix SDME_DDT107 - A dialog pool with the name &1 already exists

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 107

• Message text: A dialog pool with the name &1 already exists

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SDME_DDT107 - A dialog pool with the name &1 already exists ?

  The SAP error message SDME_DDT107 indicates that there is an attempt to create a dialog pool with a name that already exists in the system. This typically occurs in the context of SAP development, particularly when working with screen programming or dialog programming in ABAP.
  Cause:
  
  Duplicate Dialog Pool Name: The most common cause of this error is that the dialog pool you are trying to create has the same name as an existing dialog pool in the SAP system.
  Transport Issues: If you are transporting objects between systems (e.g., from development to quality assurance), there may be conflicts if the same dialog pool is being transported or created in both systems.
  Development Environment: If multiple developers are working on the same project, one developer may have already created the dialog pool, leading to a naming conflict.
  
  Solution:
  
  Check Existing Dialog Pools: Before creating a new dialog pool, check the existing dialog pools in the system. You can do this by using transaction SE80 (Object Navigator) or SE11 (Data Dictionary) to search for existing dialog pools.
  Rename the Dialog Pool: If you find that the dialog pool name you want to use is already taken, consider renaming your dialog pool to a unique name that does not conflict with existing objects.
  Transport Management: If the issue arises during a transport, ensure that the transport requests are correctly managed and that there are no conflicts between the development and target systems.
  Delete Unused Dialog Pools: If there are dialog pools that are no longer in use, you may consider deleting them (if you have the necessary authorizations) to free up the name for new development.
  Consult Documentation: Review SAP documentation or consult with your SAP Basis team for best practices regarding naming conventions and object management.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE80 (Object Navigator), SE11 (Data Dictionary), and SE37 (Function Module) for managing and viewing dialog pools.
  Naming Conventions: Follow SAP's naming conventions for dialog pools to avoid conflicts. Typically, dialog pool names should be prefixed with a unique identifier related to your project or development team.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to dialog pools or provide additional troubleshooting steps.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team for further assistance.