I'm trying to add Cornwall as a region, using Xerces' guide over at TWCenter. I've checked everything and I still don't know why it quits each time I try and start a campaign.

Here's the error log:
Spoiler Alert, click show to read: 

05:36:48.671 [system.rpt] [always] CPU: SSE2
05:36:48.671 [system.rpt] [always] ==== system log start, build date: Jun 25 2007 version bld-medieval2-update2.1-30 (43169) ===
05:36:48.687 [system.io] [always] mounted pack packs/data_0.pack
05:36:48.687 [system.io] [always] mounted pack packs/data_1.pack
05:36:48.687 [system.io] [always] mounted pack packs/data_2.pack
05:36:48.687 [system.io] [always] mounted pack packs/data_3.pack
05:36:48.687 [system.io] [always] mounted pack packs/data_4.pack
05:36:48.687 [system.io] [always] mounted pack packs/localized.pack
05:36:49.546 [data.missing] [warning] missing/invalid cursor for ANISELECT
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_SABOTAGE
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_TRADE
05:36:49.562 [data.missing] [warning] missing/invalid cursor for DRAGGABLE
05:36:49.562 [data.missing] [warning] missing/invalid cursor for DRAGGING
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_MULTIPLE_SELECT
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_ATTACK
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_PLACE_CHARACTER
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_PLACE_RESOURCE
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_PLACE_FORT
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_MOVE_OBJECT
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_PLACE_WATCHTOWER
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_DEPLOYMENT_AREA
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_PLACE_TILE
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_PLACE_SPECIAL_PIECE
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_PAINT
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_ADJUST_HEIGHTS
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_ADD_UNIT
05:36:49.562 [data.missing] [warning] missing/invalid cursor for MODIFIER_PLACE_SETTLEMENT
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/civilians/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/civilians/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/rogues/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/rogues/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/princesses/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/princesses/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/merchants/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/merchants/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/priests/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/priests/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/heretics/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/heretics/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/witches/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/witches/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/inquisitors/000.tga, using the default culture path if it exists
05:36:50.750 [data.missing] [warning] Cannot find the portrait path: data/ui/mesoamerican/portraits/portraits/young/inquisitors/000.tga, using the default culture path if it exists
05:36:50.765 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/civilians/000.tga, using the default culture path if it exists
05:36:50.765 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/civilians/000.tga, using the default culture path if it exists
05:36:50.765 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/rogues/000.tga, using the default culture path if it exists
05:36:50.765 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/rogues/000.tga, using the default culture path if it exists
05:36:50.765 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/princesses/000.tga, using the default culture path if it exists
05:36:50.765 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/princesses/000.tga, using the default culture path if it exists
05:36:50.765 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/merchants/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/merchants/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/priests/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/priests/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/heretics/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/heretics/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/witches/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/witches/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/inquisitors/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/eastern_european/portraits/portraits/young/inquisitors/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/middle_eastern/portraits/portraits/young/princesses/000.tga, using the default culture path if it exists
05:36:50.781 [data.missing] [warning] Cannot find the portrait path: data/ui/middle_eastern/portraits/portraits/young/princesses/000.tga, using the default culture path if it exists
05:36:50.796 [data.missing] [warning] Cannot find the portrait path: data/ui/middle_eastern/portraits/portraits/young/heretics/000.tga, using the default culture path if it exists
05:36:50.796 [data.missing] [warning] Cannot find the portrait path: data/ui/middle_eastern/portraits/portraits/young/heretics/000.tga, using the default culture path if it exists
05:36:50.796 [data.missing] [warning] Cannot find the portrait path: data/ui/middle_eastern/portraits/portraits/young/witches/000.tga, using the default culture path if it exists
05:36:50.796 [data.missing] [warning] Cannot find the portrait path: data/ui/middle_eastern/portraits/portraits/young/witches/000.tga, using the default culture path if it exists
05:36:50.796 [data.missing] [warning] Cannot find the portrait path: data/ui/middle_eastern/portraits/portraits/young/inquisitors/000.tga, using the default culture path if it exists
05:36:50.796 [data.missing] [warning] Cannot find the portrait path: data/ui/middle_eastern/portraits/portraits/young/inquisitors/000.tga, using the default culture path if it exists
05:36:50.812 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 10671, column 23 :
we should only have trait(Berserker) additional affects for triggers(Battle_Losing_Berserker)
05:36:50.812 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 10789, column 28 :
we should only have trait(BattleChivalry) additional affects for triggers(battle3Chivalry_Dread_Not_fighting)
05:36:50.812 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 10790, column 25 :
we should only have trait(BattleDread) additional affects for triggers(battle3Chivalry_Dread_Not_fighting)
05:36:50.812 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 10800, column 28 :
we should only have trait(BattleChivalry) additional affects for triggers(battle3Chivalry_Dread_Routing)
05:36:50.812 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 10801, column 25 :
we should only have trait(BattleDread) additional affects for triggers(battle3Chivalry_Dread_Routing)
05:36:50.812 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 10813, column 28 :
we should only have trait(BattleChivalry) additional affects for triggers(battle3Chivalry_Dread_Routing2)
05:36:50.812 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 10814, column 25 :
we should only have trait(BattleDread) additional affects for triggers(battle3Chivalry_Dread_Routing2)
05:36:50.812 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 10855, column 25 :
we should only have trait(BattleDread) additional affects for triggers(battle3Dread_Let_Them_Go)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 16753, column 27 :
we should only have trait(GoodDenouncer) additional affects for triggers(hereticinit1_denouncerclear)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 16761, column 26 :
we should only have trait(BadDenouncer) additional affects for triggers(hereticinit1_denouncerclear_bad)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 16769, column 25 :
we should only have trait(StrongFaith) additional affects for triggers(hereticinit1_faithclear)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 16777, column 22 :
we should only have trait(Purifier) additional affects for triggers(hereticinit1_purifierclear)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 17702, column 29 :
we should only have trait(CrusaderHistory) additional affects for triggers(crusades_6)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 17703, column 30 :
we should only have trait(StrategyChivalry) additional affects for triggers(crusades_6)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 17712, column 29 :
we should only have trait(CrusaderHistory) additional affects for triggers(crusades_7)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 17755, column 26 :
we should only have trait(JihadHistory) additional affects for triggers(jihads_7)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 17756, column 30 :
we should only have trait(StrategyChivalry) additional affects for triggers(jihads_7)
05:36:50.828 [script.err] [warning] Trigger parsing warning in data/export_descr_character_traits.txt, at line 17765, column 26 :
we should only have trait(JihadHistory) additional affects for triggers(jihads_8)
05:36:50.843 [data.missing] [warning] Failed to find ancillary image data/ui/ancillaries/scribe_ancillary.tga
05:36:50.843 [data.missing] [warning] Failed to find ancillary image data/ui/ancillaries/security_religious.tga
05:36:50.843 [data.missing] [warning] Failed to find ancillary image data/ui/ancillaries/security_religious.tga
05:36:55.359 [system.io] [warning] open: data/loading_screen/loading_bar.tga.dds is missing
05:36:55.359 [system.io] [warning] open: data/loading_screen/loading_logo.tga.dds is missing
05:36:56.890 [system.io] [warning] open: data/loading_screen/loading_bar.tga.dds is missing
05:36:56.937 [system.io] [warning] open: data/menu/symbols/FE_symbols_80/normans.tga is missing
05:36:56.937 [system.io] [warning] open: data/menu/symbols/FE_faction_units/normans.tga is missing
05:36:56.937 [system.io] [warning] open: data/menu/symbols/FE_symbols_80/saxons.tga is missing
05:36:56.937 [system.io] [warning] open: data/menu/symbols/FE_faction_units/saxons.tga is missing
05:36:56.937 [system.io] [warning] open: data/menu/symbols/FE_symbols_80/slave.tga is missing
05:36:56.937 [system.io] [warning] open: data/menu/symbols/FE_faction_units/slave.tga is missing
05:36:56.937 [system.io] [warning] open: data/menu/_M2_MP_HISTORICAL_BATTLE_CHOOSE_TEAMS.TGA is missing
05:36:56.937 [system.io] [warning] open: data/menu/TEXTURES/_M2_MAIN_MENU.TGA is missing
05:36:57.593 [system.io] [warning] open: data/menu/buttons_composite2.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/slider_composite.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/slider_composite2.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/border_4pix_black_gold2.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/text_border.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/yellow_highlight.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/border_4pix_black_gold_selected.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/border_4pix_black_gold_black.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/_M2_Selection_Glow.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/unit_card.tga.dds is missing
05:36:57.593 [system.io] [warning] open: data/menu/icons.tga.dds is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map_timurids.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map_FE.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/base/map_timurids.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map_normans.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map_FE.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/base/map_normans.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map_saxons.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map_FE.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/base/map_saxons.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map_slave.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map_FE.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/base/map_slave.tga is missing
05:37:01.046 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/leader_pic_england.tga is missing
05:37:01.078 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/leader_pic_england.tga is missing
05:37:01.906 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map.rwm is missing
05:37:01.906 [system.io] [warning] open: data/world/maps/base/map.rwm is missing
05:37:01.906 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/descr_battle.txt is missing
05:37:01.906 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map.rwm is missing
05:37:01.906 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map.rbm is missing
05:37:01.906 [system.io] [warning] open: data/world/maps/campaign/imperial_campaign/map.wfc is missing
05:37:07.109 [system.rpt] [error] Medieval 2: Total War encountered an unspecified error and will now exit.