ERPLAB Toolbox is a free, open-source Matlab package for analyzing ERP data. It is tightly integrated with EEGLAB Toolbox, extending EEGLAB’s capabilities to provide robust, industrial-strength tools for ERP processing, visualization, and analysis. A graphical user interface makes it easy for beginners to learn, and Matlab scripting provides enormous power for intermediate and advanced users.
Here is the error from matlab
Error using textscan Invalid file identifier. Use fopen to generate a valid file identifier.
Error in appenderpGUI>setbuttonsgui (line 954) formcell = textscan(fid_list, '%[^\n]','CommentStyle','#', 'whitespace', '');
Error in appenderpGUI>appenderpGUI_OpeningFcn (line 80) handles = setbuttonsgui(hObject, eventdata, handles);
Error in gui_mainfcn (line 220) feval(gui_State.gui_OpeningFcn, gui_hFigure, [], guidata(gui_hFigure), varargin{:});
Error in appenderpGUI (line 42) [varargout{1:nargout}] = gui_mainfcn(gui_State, varargin{:});
Error in pop_appenderp (line 104) answer = appenderpGUI(nloadedset, def);
Error while evaluating Menu Callback.