Problems like these are usually the result of the game not having access to wherever it is that save files are stored/recovered. The part where you mention that trying to modify your party causes the game to freeze is telling, since in order to do this the game needs to recover saved party info. Unfortunately there seems to be no reliable way to resolve this.

In some cases creating a My Games Dungeon Siege 2 Saves+Keys+Logs+Screenshots. (just copy the one steam creates for you) files/folders in wherever it is that the game is trying to store your game fixes the issue. Midnight masala hd video songs download9254719. Installing directly in C: or changing security settings sometimes works (obviously not in your case). Running the game in administrator mode sometimes works. Sometimes it's the game's fault and you need to start a new game, ALT-TAB, check your save folder and delete the files related to your current game (they will show up in a folder named after your party), return to the game and save manually (forcing the game to create a fresh save). This should also tell you if the game is actually saving anything.

Siege Editor The SiegeEditor is what is used for us to create our own worlds in Dungeon Siege. It's the largest piece of the Dungeon Siege ToolKit, and recieved a rather massive update around Christmas 2003, when the ToolKit was released in version 1.5. I think Dungeon Siege 2 throws you back to the last transporter in town, so it's a bit like a checkpoint system. It doesn't actually save where you are unfortunately. It does save your items and experience if I am not mistaken, but you have to get back to where you were via transporters.