THis happened to me ...
If it won't launch shutdown your computer
Then Try Launching L4D after another day and it's LAUNCHING!
It also works for other games too!
Yep. There have been problems since launch. It's buggy.
It can
No, Left 4 Dead 3 is not coming out. There is only Left 4 Dead and Left 4 Dead 2. Both fun games.
No, left 4 dead will only work for left 4 dead mods.
left for dead
They (Valve and Havok) haven't announced a left 4 Dead 4, but they have announced a Left 4 Dead 3 coming out in 2011.
You can't get The Passing on Left 4 Dead 1. It is only a DLC for Left 4 Dead 2.
Not Left 4 Dead 1 or 2, but Valve and Havok announced the Haggard in Left 4 Dead 3.
Left 4 Dead is quite a good game if you like shooting zombies in an online mmo style. But, if you already have left 4 dead, you should get left 4 dead 2.
If you love zombie games then you'll love Left 4 dead, they also came out with Left 4 Dead 2.
Steam's Left 4 Dead and Left 4 Dead 2 engines have eliminated bunny hopping.
Source SDK is not avalile on he Xbox 360 consoles.If you own the PC Version of Left 4 Dead 2, you can access the Source SDK by going toLibrary> ToolsThen select "Left 4 Dead 2 Authorizing Tools".This is the Source SDK that is used for Left 4 Dead 2.If it is uninstalled, allow it to install as it wont take that long.Then double click it and when the screen for it comes up. Select the Hammer Editor Tool to make a map.