If you have a modded game and you encounter issues, remove your mods. Seriously.
If you still encounter issues, please report them here following the instructions in the sticky thread.
Changelog for 1.4.0.42
Fixed disarmed characters able to gain stacks of 'Reach Advantage' when attacking with their fists or biting.
Fixed wardogs being shown as valid targets for the 'Disarm' skill.
Fixed potentially wrong combat positions when escorting a caravan while another caravan nearby is attacked.
Fixed occupation of holy sites by AI parties with the player right next to them potentially triggering combat with no opponents that ends immediately.
Fixed rare issue of combat not loading.
Fixed issue with 'Intercept Raiding Parties' contract after failing the objective.
Fixed issue with 'Hold Fortress' contract after retreating.
Fixed issue with a particular event if the player only has characters with the 'Strong' trait in his roster.
Fixed officer champions potentially spawning without a weapon and brigand leader champions potentially spawning with a ranged weapon but no quiver in rare cases.
Fixed orc berserkers not dropping mushrooms as loot.