Halo Maps Forum

I recently had to scourge my entire tag collection due to a bizarre cross-tag issue. I am slowly re-stocking, but of course I can't even open a map. I ripped from bloodgulch with overwrite on, and yet I can't open it. Debug gives this (WTF?):

10.11.09 07:38:18  sapien pc 01.00.00.0609 ----------------------------------------------
10.11.09 07:38:18  reference function: _write_to_error_file
10.11.09 07:38:18  reference address: 401b13
10.11.09 07:38:18  Couldn't read map file './sapienbeta.map'
10.11.09 07:38:19  CreateDevice succeeded with refresh rate = 0
10.11.09 07:38:24  Increasing sound decompression buffer size to 1048576 bytes
10.11.09 07:40:33  the meter definition ui\hud\cyborg shield does not specify a stencil bitmap group.
10.11.09 07:40:33  the meter definition ui\hud\cyborg body does not specify a stencil bitmap group.
10.11.09 07:40:35  game globals didn't specify multiplayer information
10.11.09 07:41:44  EAX: 0xFFFFFFFE
10.11.09 07:41:44  EBX: 0x00000101
10.11.09 07:41:44  ECX: 0x0013E408
10.11.09 07:41:44  EDX: 0x000002CC
10.11.09 07:41:44  EDI: 0x0013E408
10.11.09 07:41:44  ESI: 0x00000000
10.11.09 07:41:44  EBP: 0x0013E2E0
10.11.09 07:41:44  ESP: 0x0013E2D0
10.11.09 07:41:44  EIP: 0x7C90E514, C3 8D A4 24 ?????
10.11.09 07:41:44  EXCEPTION halt in \halopc\haloce\source\tag_files\tag_groups.c,#3157: #-1 is not a valid object_function_block index in [#0,#4)