How To Fix GU303 - Objects with leading zero may not be deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: GU - FI-SL utilities

• Message number: 303

• Message text: Objects with leading zero may not be deleted

What causes this issue?

You have tried to delete an object whose name starts with a zero. This
is not possible because these objects have been delivered by SAP, and
are required for internal purposes, such as for examples used in
training courses.

System Response

The object has not been deleted.

How to fix this error?

Do not try to delete the object.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GU303 - Objects with leading zero may not be deleted ?

  The SAP error message GU303 ("Objects with leading zero may not be deleted") typically occurs when you attempt to delete a master data object (like a material, customer, or vendor) that has a leading zero in its identifier. This is a common issue in SAP systems, especially when dealing with number ranges and object identifiers.
  Cause:
  
  Leading Zeros in Identifiers: The error arises because SAP treats identifiers with leading zeros differently. For example, if you have a material number like "00012345", SAP may not allow you to delete it due to the way it manages these identifiers.
  Data Integrity Rules: SAP has built-in data integrity rules that prevent the deletion of certain objects to maintain the consistency of the database. Objects with leading zeros are often considered critical and cannot be deleted directly.
  
  Solution:
  
  Check Object Status: Before attempting to delete, ensure that the object is not being used in any transactions or linked to other data. If it is, you may need to remove those dependencies first.
  Use the Correct Transaction: Instead of trying to delete the object directly, consider using the appropriate transaction code for archiving or marking the object for deletion. For example, you can use transaction codes like MM02 for materials or XD02 for customers to change the status instead of deleting.
  Consult with SAP Basis or Functional Team: If you are unsure about the implications of deleting an object with a leading zero, consult with your SAP Basis or functional team. They can provide guidance on the best practices for handling such objects.
  Check Customizations: If your organization has custom developments or enhancements, check if there are any specific rules or processes in place that affect the deletion of objects with leading zeros.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific guidance or patches related to this error. SAP frequently updates its documentation and may have specific recommendations for your version.
  Documentation: Review the SAP documentation related to master data management and object deletion to understand the implications and processes involved.
  Testing in Development: If you are considering a workaround or a custom solution, always test in a development environment before applying changes to production.
  
  By following these steps, you should be able to address the GU303 error effectively.