TF2 not working?

[D3ATHCAT]

i was gifted tf2 by Mr.Jacksaunt (thanks again) and i was very excited to play it.
i wanted to play the tutorial first so i clicked on the button and was eagerly waiting for the load to end, when suddenly, error message.i was about 75% through when it happened. please help :c

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[Dj Smash]

Did you try reinstalling it?

[D3ATHCAT]

Did you try reinstalling it?

ill try it