Warning: Unsuccessful read: A timeout occurred before the Terminator was reached..

You can find my code in the attached file.

This message ocurred:

Warning: Unsuccessful read: A timeout occurred before the Terminator was reached..

Undefined function or variable 'Auswertung'.

Error in sensor>Auswertung_Callback (line 135) Auswertung;

Error in gui_mainfcn (line 95) feval(varargin{:});

Error in sensor (line 20) gui_mainfcn(gui_State, varargin{:});

Error in @(hObject,eventdata)sensor('Auswertung_Callback',hObject,eventdata,guidata(hObject))

Error using pause Error while evaluating UIControl Callback

I need YOUR help! I do not understand the problem and tried to fix a few things like pause and baudrate.

Would you please help me? I need this for my Bachelor Thesis! Thank you guys!