If your printer tray is loaded with pages and still you are confronting No Paper issue,it is possible that an object or paper gets stuck in the rear tray.Hence turn off the printer, detach the cables and clear any existing obstacle from the input tray.ij.start.canon setup Also,clean the paper feed roller by using a wet and clean cloth.You might face this error if the loaded paper is curled or wrinkled, so replace the paper with an appropriate one.