Could not set baudrate on com2 at serielle2gui2.pl line 5304 Missing REQUIRED setting for BAUD at serielle2gui2.pl line 5318 write_settings failed, closing port at serielle2gui2.pl line 5318 Closing Win32::SerialPort=HASH(0x3a67fb4) com2 at serielle2gui2.pl line 5318 Tk::Error: Can't call method "write" on an undefined value at serielle2gui2.pl l ine 5323, line 164. Tk callback for .frame5.button6 Tk::__ANON__ at C:/Perl/site/lib/Tk.pm line 252 Tk::Button::butUp at C:/Perl/site/lib/Tk/Button.pm line 111 (command bound to event)