HaloMods "Classic" Read-only Archive

i got an error while trying to structure another map i'm making. this was in the debug.

03.20.07 19:37:18 tool pc 01.00.00.0609 ----------------------------------------------
03.20.07 19:37:18 reference function: _write_to_error_file
03.20.07 19:37:18 reference address: 42ca20
03.20.07 19:37:18 Couldn't read map file './toolbeta.map'
03.20.07 19:37:25 EAX: 0xFFFFFFFE
03.20.07 19:37:25 EBX: 0x02E95901
03.20.07 19:37:25 ECX: 0x0012F2B0
03.20.07 19:37:25 EDX: 0x000002CC
03.20.07 19:37:25 EDI: 0x0012F2B0
03.20.07 19:37:25 ESI: 0x00000000
03.20.07 19:37:25 EBP: 0x0012F188
03.20.07 19:37:25 ESP: 0x0012F178
03.20.07 19:37:25 EIP: 0x7C90EB94, C3 8D A4 24 ?????
03.20.07 19:37:25 EXCEPTION halt in \halopc\haloce\source\memory\array.c,#130: index>=0 && index<array->count

i'm guessing it has something to do with a face?

EDIT: NEVER MIND! i fixed the error, it was a material problem