How To Fix AD093 - First 7 characters of name & are identical to the MC table

SAP Error Message - Details

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 093

• Message text: First 7 characters of name & are identical to the MC table

What causes this issue?

A matchcode object with a name corresponding to the first 7 characters
of the specified object name already exists.

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?

Please specify a different object name where the first 7 characters are
significant.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AD093 - First 7 characters of name & are identical to the MC table ?

  The SAP error message AD093 indicates that there is a naming conflict in the system. Specifically, it means that the first seven characters of the name you are trying to use for a new object (such as a program, function module, or other development object) are identical to those of an existing object in the MC (Master Control) table. This is a safeguard to prevent naming collisions that could lead to confusion or errors in the system.
  Cause:
  
  The error occurs when you attempt to create or modify an object in SAP with a name that shares the first seven characters with an existing object in the MC table. This is a restriction in SAP to ensure that object names are unique enough to avoid conflicts.
  
  Solution:
  
  
  Rename the Object: The simplest solution is to choose a different name for your object that does not share the first seven characters with any existing object in the MC table. You can add a prefix or suffix to the name to differentiate it.
  
  
  Check Existing Objects: Use transaction codes like SE80 (Object Navigator) or SE11 (Data Dictionary) to search for existing objects that might be causing the conflict. This will help you identify which object is causing the issue.
  
  
  Consult Naming Conventions: Ensure that you are following the naming conventions and guidelines set by your organization or SAP. This can help avoid such conflicts in the future.
  
  
  Review Development Guidelines: If you are working in a development environment, check if there are any specific guidelines or restrictions regarding object naming that you need to adhere to.
  
  
  Related Information:
  
  MC Table: The MC table in SAP is used to manage various control parameters and settings for different objects. Understanding its structure and contents can help you avoid naming conflicts.
  SAP Notes: Check SAP Notes for any updates or additional information regarding this error message. SAP frequently updates its documentation and may provide specific guidance for your version of the software.
  Development Guidelines: Familiarize yourself with the development guidelines provided by SAP or your organization to ensure compliance with best practices.
  
  By following these steps, you should be able to resolve the AD093 error and successfully create or modify your object in SAP.