How To Fix GU302 - Objects with leading zero may not be changed

GU302 - Overview

• Message type: E = Error

• Message class: GU - FI-SL utilities

• Message number: 302

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

What causes this issue?

You have tried to change an object whose name starts with a zero. This
is not possible because these objects are reserved for SAP (for
instance, examples used in training courses).

System Response

The changes have not been made.

How to fix this error?

Make the changes to a copy of the object or create a new object.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GU302 - Objects with leading zero may not be changed ?

  The SAP error message GU302 ("Objects with leading zero may not be changed") typically occurs when you attempt to modify or delete an object (such as a material, customer, vendor, etc.) that has a leading zero in its identifier. This is a common issue in SAP systems, particularly when dealing with number ranges or object keys that are defined to have leading zeros.
  
  Cause:
  
  Leading Zeros in Object Keys: The error is triggered when the system detects that the object you are trying to change has a leading zero in its identifier. In SAP, certain objects are defined in such a way that they cannot be modified if they have leading zeros.
  Configuration Settings: The system may be configured to prevent changes to certain objects that are considered critical or have specific business rules associated with them.
  Data Integrity: This restriction is often in place to maintain data integrity and prevent accidental changes to