I think its memory leaks like Happy said. You've got them spawning too fast. Here is a thread on memory leaks, hopefully that'll help you. http://www.thehelper.net/forums/showthread.php?t=27219
Something like this'll work I think.
Untitled Trigger 035
Events
Unit - A unit Dies
Conditions
((Triggering unit) is A Hero) Equal to True
Actions
Unit - Create a (Unit-type of (Triggering unit)) corpse for Player 1 (Red) at (Position of (triggering unit))
Something like this might work
Untitled Trigger 034
Events
Unit - A unit Dies
Conditions
(Ability being cast) Equal to (Ability being cast)
Actions
Player - Add 1000 to (Triggering player) Current gold
Still new though, so don't take my word for...
So I have this code.
Untitled Trigger 006
Events
Unit - A unit owned by Player 4 (Purple) Dies
Unit - A unit owned by Player 5 (Yellow) Dies
Unit - A unit owned by Player 3 (Teal) Dies
Unit - A unit owned by Player 2 (Blue) Dies
Unit - A unit owned by...
Well, I think this will work for the first one, and I haven't tried the last two yet.
Untitled Trigger 025
Events
Unit - A unit Starts the effect of an ability
Conditions
(Ability being cast) Equal to Shadow Strike
Actions
Unit - Set mana of (Target...
Ah yes, I was messing around with it to see if it would create more then just one effect, sadly, it doesn't. XD
Also, I happened upon your spell pack on hive and figured I might use a few. They look really nice.
Interestingly enough, thats exactly what I'm doing right now. Yeah it may not be original, but once I implant what I've got planned it will be. Currently I want to get the standard aos gameplay down before I throw in any twists.
Edit #1: Updated the map, hopefully fixed a few of the leaks, added the basis for the creep army and a few bosses.
Edit #2: Major problem with the death/revival triggers for any player other then red, if someone wants to take a look at it and off their opinion I would be most grateful. Can't...