I’m trying to take some coins out of my collection and the site won’t let me do it. I’ll enter “0” values in every field (I tried one, I tried them all) on the coin and it will say I have 0 in my collection but when I refresh the page, it pops up as having one in my collection again! How do I get rid of it? I tried Android and iPad. I don't have a pc. Two of the coins in the trade it let me remove but the two others won't go away. The coins that won't go away are...
https://en.numista.com/catalogue/pieces5944.html
https://en.numista.com/catalogue/pieces2851.html