SAP Message R7251 - A query element already exists with the technical name &1

Diagnosis
You want to create an InfoObject with the name &V1&, but a query, acalculated key figure, a restricted key figure, a variable, or astructure, already exist with this technical name.

System Response
The 'create' process is terminated.
The activation process continues. Note, however, that terminations
may occur when you are maintaining queries, if the InfoObject is used
together with a query element of the same name.

Procedure
Give the InfoObject a different name.