steam bug

Hello, please help me! I’m trying to play black mesa makes 2 days, when I go to the library and try steam click the play nothing appears, I click’’ play’’ several times and nothing appears! :c (sorry for the bad english, I’m from Brazil xP)

Very same thing with me! I too click on the (PLAY)-button, but the game/BM does not start! What’s up with that guy’s and thanks big-time for the help!

Do you have the source sdk base 2007 folder in this location “\Steam\steamapps\youraccountname”*

*Account name is your user name when logging into Steam.

Founded in 2004, Leakfree.org became one of the first online communities dedicated to Valve’s Source engine development. It is more famously known for the formation of Black Mesa: Source under the 'Leakfree Modification Team' handle in September 2004.