Drive shafts are no longer going on —

good tomorrow forum. I’m in despair shortly before. I had to remake my achsmanchette on my bravo, also everything worked great, and then BÄM, now it’s as follows the drive rod is separated from the joint as it should also be made normal, now the problem that is attached to the shaft a spring ring, now the problem is that the joint does not go over the ring, I also don’t want to hit the joint like stupid, there is no trick like I do the best I had the ring on the shaft as well as in the joint, I just can’t get it over and no the ring is not drawn or too big … does someone know how to do it best?? please help me greeting marc aka h3a7