Message type: E = Error
Message class:  LSOPV - Training Management (Copy of Message Class PV) 
Message number: 478
Message text: The short name &2 is not unique
You have entered "&V1&" as the short name for the object. Another
object has been found in the database (object ID &V3&) with this name.
Your entry was converted to upper case letters to check whether another
object exists with this changed abbreviation &V2&.
This is not an error, it is just for your information.
None
If you want to identify your objects with unique abbreviations, you
should choose another short name.
It is not mandatory to use unique names but it is advisable since it
speeds up the selection process when you enter a search string for your
object.
Error message extract from SAP system. Copyright SAP SE.
The SAP error message LSOPV478, which states "The short name &2 is not unique," typically occurs in the context of SAP Logistics or when dealing with master data, such as material master records, vendor master records, or other similar entities. This error indicates that the short name (or identifier) you are trying to use is already assigned to another entity in the system, leading to a conflict.
Cause: Duplicate Short Name: The primary cause of this error is that the short name you are trying to assign is already in use by another record in the system. This could happen if: You are trying to create a new record with a short name that already exists. There is a data migration or upload process that inadvertently tries to create duplicates.
Configuration Issues: Sometimes, configuration settings in the system may lead to conflicts in naming conventions or short names.
Solution: Check Existing Records: Use transaction codes like SE16
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