Sapien Problem, Please Help.

[Mustys]

Everytime i load up sapien, i get this error with my scenraio..

02.23.05 17:07:16 sapien pc 01.00.00.0609 ----------------------------------------------
02.23.05 17:07:16 reference function: _write_to_error_file
02.23.05 17:07:16 reference address: 401b13
02.23.05 17:07:16 Couldn't read map file './sapienbeta.map'
02.23.05 17:07:16 CreateDevice succeeded with refresh rate = 0
02.23.05 17:07:17 Increasing sound decompression buffer size to 1048576 bytes
02.23.05 17:07:50 WARNING: 1 clusters in structure_bsp levels\test\numb\numb have no background sound or sound environment.
02.23.05 17:07:51 local player 0, weapon (0x0), deleted unexpectedly
02.23.05 17:07:51 EAX: 0x00000000
02.23.05 17:07:51 EBX: 0x00000101
02.23.05 17:07:51 ECX: 0x0018B7A0
02.23.05 17:07:51 EDX: 0x00000000
02.23.05 17:07:51 EDI: 0x0012EA40
02.23.05 17:07:51 ESI: 0x00000000
02.23.05 17:07:51 EBP: 0x0012ED18
02.23.05 17:07:51 ESP: 0x0012E90C
02.23.05 17:07:51 EIP: 0x7FFE0304, C3 9C 81 0C ?????
02.23.05 17:07:51 EXCEPTION halt in \halopc\haloce\source\tag_files\tag_groups.c,#3157: #-1 is not a valid structure_bsp_material_block index in [#0,#0)

ty for helping

[SunnySharma]

Texture problem, shader problem. Some texture or shader is corrupt.