FreeGameDev

Hello I made a arena wich looks like Minecraft:
bernhardsommer.de/minecraft.zip

When I try to load this track, STK crashes. Here's the log after selecting the track:

{l Code}: {l Select All Code}

[verbose  ] RaceManager: Nb of karts=4, ghost karts:0 ai:3 players:1

[warn   ] Material: Cannot determine texture full path: stktex_generic_cobbleStoneA_nm.png
[warn   ] Material: Cannot determine texture full path: stktex_generic_cobbleStoneA_nm.png
[warn   ] Material: Cannot determine texture full path: stktex_generic_cobbleStoneA_nm.png
[warn   ] material: Unknown node type 'material' for texture 'unsichtbar.png' - ignored.
[warn   ] material: Unknown node type 'material' for texture 'unsichtbar.png' - ignored.
[warn   ] material: Unknown node type 'material' for texture 'unsichtbar.png' - ignored.
[warn   ] material: Unknown node type 'material' for texture 'unsichtbar.png' - ignored.
[warn   ] material: Unknown node type 'material' for texture 'unsichtbar.png' - ignored.
[warn   ] Graph: unknown sector found.
[warn   ] Graph: unknown sector found.
[warn   ] Graph: unknown sector found.
[warn   ] Graph: unknown sector found.
[warn   ] track: No graph nodes defined for track '/home/qwerty/.local/share/supertuxkart/addons/tracks/Minecraft-arena/track.xml'

[warn   ] Material: Cannot determine texture full path: Tür.png
[warn   ] Material: Cannot determine texture full path: falltür.png
[info   ] [FileManager]: Creating directory(ies) '/home/qwerty/.cache/supertuxkart/cached-textures/hd/tracks/addon_Minecraft-arena'
[info   ] FileManager: Creating directory '/home/qwerty/.cache/supertuxkart/cached-textures/hd/tracks/addon_Minecraft-arena/'.
[warn   ] track: Starting position is not on ArenaGraph
[warn   ] track: Starting position is not on ArenaGraph
[warn   ] track: Starting position is not on ArenaGraph
[warn   ] track: Starting position is not on ArenaGraph
[info   ] Track: Overall scene complexity estimated at 106
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/importance_sampling_specular.frag
[warn   ] Graph: unknown sector found.
[warn   ] Graph: unknown sector found.
[warn   ] Graph: unknown sector found.
[warn   ] Graph: unknown sector found.
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/IBL.frag
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/sunlightshadow.frag
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/sky.vert
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/sky.frag
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/bloom.frag
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/gaussian6v.comp
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/gaussian6h.comp
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/gaussian6h.frag
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/bloomblend.frag
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/lensblend.frag
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/passthrough.frag
[info   ] ShaderFilesManager: Compiling shader: /home/qwerty/STK/newgui/skin-padding/stk-code/data/shaders/texturedquad_custom_alpha.frag
Segmentation fault

Seems like some invalid sectors or starting positions.

I made a video where you can see how I implemented the track:
https://www.youtube.com/watch?v=shBpzy_2bx0
the way I did it, the track functioned on my PC