March 13, 2009 Patch

From TF2 Wiki

Gameplay Changes

• Players who are stunned by a Scout now take 50% less damage
• Increased the minimum distance to stun a player with the Sandman

Bug fixes

• Fixed problem where clients were unable to join a team or maintain a connection to the server
• Fixed Scout taunt kill achievement firing for people who didn't actually qualify
• Fixed client crash in when creating muzzle flash effects
• Fixed client crash when determining which disguise weapon to use for a spy
• Fixed Natascha's chain not being drawn on the view model
• Fixed stun code regression that resulted in a subtle reduction of Natascha's slowdown effect
• Fixed rocket & grenade jumps not propelling players as far as they're supposed to

Source: http://store.steampowered.com/news/2346/

Patches
Preceded by March 6, 2009 Patch	March 13, 2009 Patch	Succeeded by March 18, 2009 Patch