This is frieking horrible... OMG!!! you know what? here is how it happened.
once apon a time,
i was playing blockland using single player, downloaded the add ons, put in BL folder, next thing i click BL, it has a window say: do you want to run BL? i say yes, it fails every time...
WHATS THE DANG CURE???? NEW COMP OR DOWNLOAD BL V9 EVERY TIME IT DOES THAT????