Can't play Portal for some reason...

[WOLFPACK2]

So i was in the mood for some portal so i have steam start it up...nothing happens, yet steam says i'm playing Portal

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[rooster767]

Check your task manager, does hl2.exe appear there?

[WOLFPACK2]

yes

[WOLFPACK2]

it's working again, not sure why but i won't argue with that

locking