I tried opening Ice Fields and got this error:

02.07.10 18:00:51 a hobo pc 01.01.00.0609 ----------------------------------------------
02.07.10 18:00:51 reference function: _write_to_error_file
02.07.10 18:00:51 reference address: 401b13
02.07.10 18:00:51 Couldn't read map file './a_hobobeta.map'
02.07.10 18:00:51 CreateDevice succeeded with refresh rate = 0
02.07.10 18:00:52 Increasing sound decompression buffer size to 1048576 bytes
02.07.10 18:00:53 the meter definition ui\hud\cyborg shield does not specify a stencil bitmap group.
02.07.10 18:00:53 the meter definition ui\hud\cyborg body does not specify a stencil bitmap group.
02.07.10 18:00:54 WARNING: 33 clusters in structure_bsp levels\test\icefields\icefields have no background sound or sound environment.
02.07.10 18:00:54 EAX: 0x0893A300
02.07.10 18:00:54 EBX: 0x00000101
02.07.10 18:00:54 ECX: 0x00000000
02.07.10 18:00:54 EDX: 0x00ADD580
02.07.10 18:00:54 EDI: 0x0012E408
02.07.10 18:00:54 ESI: 0x00000000
02.07.10 18:00:54 EBP: 0x0012E2E0
02.07.10 18:00:54 ESP: 0x0012E2D0
02.07.10 18:00:54 EIP: 0x7C90E514, C3 8D A4 24 ?????
02.07.10 18:00:54 EXCEPTION halt in \halopc\haloce\source\tag_files\tag_groups.c,#3157: #-1 is not a valid object_function_block index in [#0,#4)

There are scorpion tags on the site, overwrite yours with those, yours are corrupt.

Link here: http://hce.halomaps.org/index.cfm?fid=1628