Hello! I use Mcreator since can of time and I had a problem.I can not export the mod. I do it and Mcreator closes and nothing is exported. Ps : I am French and I use google translation.
you need to execute 2 command on Terminal:
/cd "the folder of MCreator"
/sudo chmod 777 MCreator.jar
it is normaly work
Ps: Sory for the fault I am French
PS:thas work if you are on a mac
I'm on Windows