Hello everyone,
I had played the mod galacticraft with my friends in survivel mode, but when I launched the first rocket (after so much hours playing) my game has crashed, I've try in offline mode and it works, but in aternos server not, I've search on web and I saw something about ID dimensions, but I don't know how to change this or even if this is possible in 
, I hope you guys can help me to fix that, I really love this mod, but cannot play this without leave the planet 
PS: Sorry for bad english.