If you can't respawn download the latest patch http://www.gamefront.com/files/20276491/Hornburg+Patch.rar .

Changelog 0.11
Fixed Rohan Footmen not being able to pick up throwing axes
Fixed feet of Thrak the Black Arrow
Fixed Secret Invasion Wave Bot Boots
Increased accuracy of bows
Increased damage of bows
Resized and rerotated Nazgul blades, Andruil and witch kings blade
Added Torches to Gates of the Hornburg
Decreased agility and athletics of Feral Tribal Orcs
Decreased Ironflesh, Strenght and Power Strike of Vile Strange Orc
Increased armor of all shields by 1
Increased health of all shields by 20
Named Singleplayer Faction Lords
Added (not working) to the names of factions that have not yet had work started on them.
Removed Boromir's Shield from Uruk Troops
Changed the Uruk Great Cleaver damage to 45
Lowered the two handed cleavers damage to 41
Gave the arrows appropriate prices and damage values
Added appropriate Town Walkers and village walkers for Isengard
Placed some towns on their correct places
Placed bridges on river crossings.
Added script to orcs and uruks so you can no longer have human head/body/hands/feet
Added a new Rohan Mail armor
Increased armor of mail shirt
Decreased armor of Rohan Byrnie
Added Helm's Deep (Movie Version) Invasion map by Numerius
Added new invasion map - The Tomb