What do you get at http://localhost:8081/v2/check?language=en-US&text=my+text? If that returns JSON, LT is running fine. Your question is probably better suited for the TexStudio forum.
What do you get at http://localhost:8081/v2/check?language=en-US&text=my+text? If that returns JSON, LT is running fine. Your question is probably better suited for the TexStudio forum.