HL2 help

[yoyo10]

I set up the undead patch last night was playing hl2 fine now i get home and it says the game is unavailable at the moment try again later. What gives?

 

[PsychoGamer]

trie validaring the files:
go to the properties of HL2 in steam an to the local files tab and press validate files
after that trie to run it , if it doesnt work download the files again from here:
ZCP - Content Management System