collimation problem or apt plate solve

[si717]

so had a problem with collimation on my skywatcher 130pds ive got it roughly collimated i believe and im taking an image in apt to plate solve and its suddenly not plate solving would bad collimation cause this ? ive tried going to cappella and centering the star taking a picture and plate solving it and apt isnt working so iam at a loss at weather its my collimation way of or apt playing up any advice would be helpfull firt clear night in weeks any quick tips at a loss cheers