An update has been released for The Orange Box. The update addresses a serious problem that was introduced yesterday, whereby players playing GMOD, EP2 & Portal experienced severe gameplay issues such as gliding NPC's and missing map segments. Full update changelog listed below. The update should be detected by the Steam client and be install automatically.

Orange Box Engine

• Updated the engine to report SteamIDs using the Steam_0 format instead of Steam_1
• Fixed problems in Half-Life 2: Episode Two, Portal, and Source mods running the current Orange Box engine
• Reverted the change that capped rate at 30000

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