Tried to fix IDK what...
Here's the listing:
```
20:59:39: ERROR[main]: ERROR: An unhandled exception occurred: error in error handling
20:59:39: ERROR[main]: stack traceback:
20:59:39: ERROR[main]: 	[C]: in function 'remove_node'
20:59:39: ERROR[main]: 	...haiman/minetest/bin/../games/magichet/mods/fire/init.lua:787: in function <...haiman/minetest/bin/../games/magichet/mods/fire/init.lua:758>

In thread b6bbb940:
/home/chaiman/minetest/src/main.cpp:1955: int main(int, char**): Assertion '0' failed.
Debug stacks:
DEBUG STACK FOR THREAD b33ffb40:
DEBUG STACK FOR THREAD b6bbb940:
(Leftover data: #1  Dedicated server branch)
(Leftover data: #2  virtual void ServerMap::save(ModifiedState))
(Leftover data: #3  void ItemStack::serialize(std::ostream&) const)
(Leftover data: #4  void ServerMap::loadBlock(std::string*, v3s16, MapSector*, bool))
(Leftover data: #5  void ItemStack::deSerialize(std::istream&, IItemDefManager*))
```

Fire:init.lua had this: minetest.remove_node(p)
And the 'p' WAS set...