How To Fix SGSUB008 - & & already exists; see the documentation

SAP Error Message - Details

• Message type: E = Error

• Message class: SGSUB - Central Storage for Data Types and BAdIs

• Message number: 008

• Message text: & & already exists; see the documentation

What causes this issue?

The name <LS>&V1&</> is already used for the global type <LS>&V2&</>
from the ABAP system <LS>&V4&</>.
Both object types are in the same <DS:TX.DD_GSUBT_NAMESPACE>namespace
for global types</>; therefore you are dealing with a name conflict
here.

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?

Create the current object under a different name.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.