Can't open one of my videos

Hey guys can anyone help me?

i have been trying to edit one video for a while noe and it have made my computer crash about three times. the issue is that now i am trying to open that project again but it wont let me. It keeps crashing (the project) though i can still open my other projects. 

if i uninstall and reinstall will i still have my old projects? 

reguards 

Rourke