The 1.11 patch for Arma 2.
• Numerous bug fixes, multiplayer code tweaks and mission fixes
• ARMA 2, ARMA 2: OA, ARMA 2: EW campaigns and stand-alone missions received special treatment to get rid of the most annoying bugs
This also includes a patch for Arma 2:Free to version 1.11
• MP Code brought into line with Arma 2 for compatibility