2007 r1 cranking but not starting after rebuild of the bike

[bharath p]

hi i am new here,from India.we have rebuild the bike after it took a crash to the right.since it had a slider, it took the complete impact and hit the head n head cracked,n we got it fixed n we bolted the engine back.the problem is the bikes not starting but cranks and white fumes frm exhaust.we checked spark plugs,fuse,and no error code to. i need hrkp to fix it

[bharath p]

how to post a video here so tat i can post the video of the problem