eBay

I'm getting this error for my new credit card for the last few weeks when trying to enter Automatic Payment for Sellers Account: "We couldn't verify this card. Please select a different payment method."My credit card has no blocks on it and way below...

How do I remove notification to leave feedback for "This user is no longer registered on eBay."? I'm just doing some housekeeping and when I go to leave feedback this transaction continues to show and I can't leave feedback because it says "This user...