I am a B.E student and has loosed 2 years as year back in the program. I am afraid now of my career as i am unable to complete this coarse.

I am a B.E. student,and have joined the program in 2006.But unfortunately have got 2 year loss in the program and still unable to complete my B.E. in spite of all of my efforts.What should I do now as i am loosing my time and career every year.pls suggest me something as my future now is in dark....