I finally got sapien and hek to work on windows 8 but now sapien wont open b40 level after i extract it with hek it puts the mission in tags levels test b40 it dosn,t add it to the rest of the maps. im still new to map making but tags i extract from other maps i sapien wont let me add them to mine it says contact bungie programmer. I got a nice h3 phantom tag from fire fight but i cant get it to load in my map is what mean by tags from other maps don't work for me

Open up the debug.txt file in your Halo Custom Edition directory.
Copy and paste the very bottom entry here so we can figure out what's missing.