disappears when click on START
Can you share more information? OS, Python version ,logs etc.
[INFO ] [Logger ] Record log in C:\Users\alidu.kivy\logs\kivy_18-04-07_20.txt
[INFO ] [Kivy ] v1.10.0
[INFO ] [Python ] v2.7.14 (v2.7.14:84471935ed, Sep 16 2017, 20:19:30) [MSC v.1500 32 bit (Intel)]
[INFO ] [Factory ] 194 symbols loaded
[INFO ] [Image ] Providers: img_tex, img_dds, img_sdl2, img_gif (img_pil, img_ffpyplayer ignored)
[INFO ] [Text ] Provider: sdl2
[INFO ] [OSC ] using for socket
[INFO ] [Window ] Provider: sdl2
[INFO ] [GL ] Using the "OpenGL" graphics system
[INFO ] [GL ] GLEW initialization succeeded
[INFO ] [GL ] Backend used
[INFO ] [GL ] OpenGL version <4.4.0 - Build 21.20.16.4550>
[INFO ] [GL ] OpenGL vendor <Intel>
[INFO ] [GL ] OpenGL renderer <Intel(R) HD Graphics 620>
[INFO ] [GL ] OpenGL parsed version: 4, 4
[INFO ] [GL ] Shading version <4.40 - Build 21.20.16.4550>
[INFO ] [GL ] Texture max size <16384>
[INFO ] [GL ] Texture max units <32>
[INFO ] [Shader ] fragment shader: <WARNING: 0:7: '' : #version directive missing>
[INFO ] [Shader ] vertex shader: <WARNING: 0:7: '' : #version directive missing>
[INFO ] [Window ] auto add sdl2 input provider
[INFO ] [Window ] virtual keyboard not allowed, single mode, not docked
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\uix\listview.py line 845.Called from C:\Python27\lib\site-packages\kivy\lang\builder.py line 564 by _apply_rule().
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\adapters\simplelistadapter.py line 49.Called from C:\Python27\lib\site-packages\kivy\uix\listview.py line 859 by init().
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\adapters\adapter.py line 111.Called from C:\Python27\lib\site-packages\kivy\adapters\simplelistadapter.py line 55 by init().
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\uix\abstractview.py line 42.Called from C:\Python27\lib\site-packages\kivy\uix\listview.py line 865 by init().
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\adapters\dictadapter.py line 59.Called from C:\Python27\lib\site-packages\modbus_simulator-1.0.0-py2.7.egg\modbus_simulator\ui\datamodel.py line 191 by init().
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\adapters\listadapter.py line 185.Called from C:\Python27\lib\site-packages\kivy\adapters\dictadapter.py line 67 by init().
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\adapters\adapter.py line 111.Called from C:\Python27\lib\site-packages\kivy\adapters\listadapter.py line 186 by init().
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\uix\listview.py line 845.Called from C:\Python27\lib\site-packages\modbus_simulator-1.0.0-py2.7.egg\modbus_simulator\ui\datamodel.py line 195 by init().
[INFO ] [GL ] NPOT texture support is available
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\adapters\listadapter.py line 185.Called from C:\Python27\lib\site-packages\modbus_simulator-1.0.0-py2.7.egg\modbus_simulator\templates\modbussimu.kv line 213 by ().
[INFO ] [Base ] Start application main loop
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\adapters\listadapter.py line 185.Called from C:\Python27\lib\site-packages\modbus_simulator-1.0.0-py2.7.egg\modbus_simulator\ui\gui.py line 692 by _restore().
[WARNING] [Call to deprecated function init in C]\Python27\lib\site-packages\kivy\uix\listview.py line 845.Called from C:\Python27\lib\site-packages\modbus_simulator-1.0.0-py2.7.egg\modbus_simulator\ui\gui.py line 694 by _restore().
The logs shows no issues, Did you check the taskmanager and see if the process is still alive ? What exactly do you mean by it disappears, would you mind elaborating on it please ?
I have the same issue the GUI is not open after command ./tools/launcher