Needle not picking up bobbin thread. Hi ok i was embroidering away fine then it kept stopping and

Question

Hi ok i was embroidering away fine then it kept stopping and saying check upper or lower thread isnt cut checked and nope so i looked at the bobbin and still quite a bit of thread on it, but wound another bobbin and went to thread it all again but the thread isnt picking up the bobbin, changed needle and re threaded it all again and still not so my machine is poorly any ideas?? please helpMy sewing machine is an older Elna TSP - sounds fine, bobbin thread does not get picked up by the needle, even after feeding the thread up through the plate hole, still does not pick up.