Seaquel
SQL Server error code

SQL Server error 7615

SQL Server raises error 7615 at severity 16, which marks a problem with the query or data that you can correct.

A CONTAINS or FREETEXT predicate can only operate on one table or indexed view. Qualify the use of * with a table or indexed view name.
Msg7615
Severity16
Group7000–7999

Source: Database Engine events and errors