How To Fix UA_SM1004 - There is already a type with this name

SAP Error Message - Details

• Message type: E = Error

• Message class: UA_SM1 - Structure Maintenance

• Message number: 004

• Message text: There is already a type with this name

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message UA_SM1004 - There is already a type with this name ?

  The SAP error message UA_SM1004, which states "There is already a type with this name," typically occurs in the context of ABAP development when you are trying to create a new data type, structure, or object that has the same name as an existing one in the system. This can happen in various scenarios, such as when defining data types in the ABAP Dictionary or when creating new classes or interfaces.
  Cause:
  
  Name Conflict: The most common cause is that the name you are trying to use for your new type is already in use by another type, structure, or object in the SAP system.
  Namespace Issues: If you are working in a namespace that is shared with other developers or projects, there may be a naming collision.
  Transport Requests: If you are working with transport requests, there may be a situation where the same type is being transported from another system.
  
  Solution:
  
  Check Existing Types: Use transaction SE11 (Data Dictionary) or SE80 (Object Navigator) to search for the existing type with the same name. You can do this by entering the name in the appropriate field and checking if it already exists.
  Rename Your Type: If you find that the type already exists, consider renaming your new type to something unique that does not conflict with existing names.
  Use a Namespace: If you are developing custom objects, consider using a custom namespace to avoid conflicts with standard SAP objects or other custom developments.
  Review Transport Requests: If you suspect that the type is being transported from another system, check the transport requests to see if the type is included and whether it has already been imported into your system.
  Consult Documentation: If you are unsure about the naming conventions or the types in use, refer to SAP documentation or guidelines for naming conventions in your organization.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), SE37 (Function Module), SE24 (Class Builder).
  Naming Conventions: Familiarize yourself with the naming conventions used in your organization or project to avoid future conflicts.
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to this error message.
  
  By following these steps, you should be able to resolve the UA_SM1004 error and successfully create your new type in SAP.