How To Fix D0757 - The name range &* is already being used by a matchcode object

SAP Error Message - Details

• Message type: E = Error

• Message class: D0 - Machine-level ABAP/4 Dictionary texts (e.g. debugging)

• Message number: 757

• Message text: The name range &* is already being used by a matchcode object

What causes this issue?

Matchcode IDs and views are in the same name range. The whole name
range which can be used for matchcode IDs is therefore locked for
matchcode objects. This prevents any five position view names
corresponding with a matchcode object in their first four positions.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message D0757 - The name range &* is already being used by a matchcode object ?

  The SAP error message D0757 indicates that there is a conflict with a name range that is already being used by a matchcode object. This typically occurs when you are trying to create or modify a matchcode object in the SAP system, and the name you are attempting to use is already assigned to another matchcode.
  
  Cause:
  
  Name Conflict: The name you are trying to use for the matchcode object is already in use by another matchcode or object in the SAP system.
  Duplicate Entries: There may be duplicate entries in the database or configuration that are causing the conflict.
  System Configuration: The system may have been configured in a way that leads to naming conflicts.
  
  
  Solution:
  
  
  Check Existing Matchcodes: Use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check for existing matchcode objects. Look for the name range you are trying to use and see if it is already assigned to another