Seaquel
SQL Server error code

SQL Server error 4939

SQL Server raises error 4939 at severity 16, which marks a problem with the query or data that you can correct.

ALTER TABLE SWITCH statement failed. %S_MSG '%.*ls' is in filegroup '%.*ls' and partition %d of %S_MSG '%.*ls' is in filegroup '%.*ls'.
Msg4939
Severity16
Group4000–4999

Source: Database Engine events and errors