Fixed an issue where the game would sometimes crash during the Jarrahe mission when using Windows 7 (64-bit).Fixed an issue where the active save career would sometimes change after loading saves with unmounted DLC.Fixed an issue where save games that used DLC while offline could not be loaded.Fixed an issue where the Squad screen wouldn't update properly after removing the Alternate Appearance Pack #1 DLC.

Fixed an issue where Grunt's loyalty power sometimes doesn't unlock.

Fixed an issue where enemies sometimes 'pop-up' onto cover after taking damage.

Fixed an issue where heavy weapon crosshairs sometimes remain on screen after entering a vehicle.

Fixed an issue where DLC weapon selections would appear blank on the Weapon Loadout screen after removing DLC.

Reduced the amount mining time required to acquire all upgrades.

The full changelog for PC patch 1.02 follows below. You might also have missed, in the E3 hubbub, yesterday's news that a Mass Effect 2 demo was finally released on PC and Xbox 360.

Today also sees the release of the 'Overlord' downloadable content for Bioware's sci-fi RPG sequel, which is out now on PC and Xbox 360 for $7 (560 Microsoft Points). Bounce up and down in delight as you download the 42MB patch from FileShack. 'Reduced the amount mining time required to acquire all upgrades' is the change in patch 1.02 for Mass Effect 2 on PC that will have gamers squealing in delight.

Mass effect 2 overlord walkthrough