Re-running my Baktria (see a couple of posts above for description) battle with Filemon running, these look like the crucial lines of output after the CTD:

Code:
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\winter\	SUCCESS	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	READ 	C:	SUCCESS	Offset: 0 Length: 4096	
9:44:47 AM	RomeTW.exe:2620	DIRECTORY	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\winter\	NO SUCH FILE	FileBothDirectoryInformation: river1.tga	

[snip]

9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\rocky_desert\winter\	NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\rocky_desert\winter\	NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_grassland_fertile\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_grassland_fertile\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_grassland_fertile\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_grassland_fertile\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_grassland_infertile\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_grassland_infertile\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_grassland_infertile\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_grassland_infertile\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_forest_open\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_forest_open\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_forest_open\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_forest_open\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_forest_deep\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_forest_deep\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_forest_deep\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\temperate_forest_deep\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\swamp\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\swamp\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\swamp\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\swamp\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\highland\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\highland\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\highland\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\highland\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\alpine\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\alpine\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\alpine\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\alpine\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\sub_arctic\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\sub_arctic\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\sub_arctic\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\sub_arctic\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\semi_arid\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\semi_arid\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\semi_arid\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\semi_arid\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\inaccessable\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\inaccessable\summer\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\inaccessable\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\inaccessable\winter\	PATH NOT FOUND	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\winter\	SUCCESS	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	DIRECTORY	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\winter\	NO SUCH FILE	FileBothDirectoryInformation: wall_roman.tga	
9:44:47 AM	RomeTW.exe:2620	CLOSE	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\winter\	SUCCESS		
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\winter\	SUCCESS	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	DIRECTORY	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\winter\	NO SUCH FILE	FileBothDirectoryInformation: wall_roman.tga	

[snip hundreds of lines]


9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\winter\	SUCCESS	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	DIRECTORY	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\winter\	NO SUCH FILE	FileBothDirectoryInformation: volcano.tga	


[snip]


9:44:47 AM	RomeTW.exe:2620	DIRECTORY	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\sandy_desert\summer\	NO SUCH FILE	FileBothDirectoryInformation: volcano.tga	
9:44:47 AM	RomeTW.exe:2620	CLOSE	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\sandy_desert\summer\	SUCCESS		
9:44:47 AM	RomeTW.exe:2620	OPEN	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\sandy_desert\summer\	SUCCESS	Options: Open Directory  Access: All	
9:44:47 AM	RomeTW.exe:2620	DIRECTORY	C:\Program Files\Activision\Rome - Total War\data\terrain\aerial_map\tile_textures\sandy_desert\summer\	NO SUCH FILE	FileBothDirectoryInformation: volcano.tga

I've got the dump saved, will post it in a bit.