FLStudio 12.2 since it came out without any hiccups. However, just two days ago all of a sudden FLstudio 64 bit (which is the version I normally use as I use 64bit windows 10 with more than 4gb of ddr3 ...
FL will open up perfectly [32-bit] but when I go to open an existing project (Which I was working on fine earlier today) it now crashes when loading the plugins. It seems to crash on 'Kontakt' on my one project ...