I m facing problem in instrhwinfo function in matlab, error code is attached

??? Error using ==> instrhwinfo at 292

Invalid INTERFACE specified. Type 'instrhelp instrhwinfo' for a list of valid INTERFACEs.

Error in ==> Home_automation>Home_automation_OpeningFcn at 71

instrhwinfo('Bluetooth','HC_05');

Error in ==> gui_mainfcn at 221

feval(gui_State.gui_OpeningFcn, gui_hFigure, [], guidata(gui_hFigure), varargin{:});

Error in ==> Home_automation at 43

gui_mainfcn(gui_State, varargin{:});