Hey there, Here is a link to the [url=https://help.bungie.net/hc/en-us/articles/360049497031-Contact-Form-Missing-Silver]Missing Silver Guide[/url], here you can find advice and troubleshooting steps on negative silver balances, and also find a contact form if nessacary. If you haven't refunded any silver after you have already spent it then it could just be a visual glitch however if something was refunded then you to pay off the silver until the balance isn't negative anymore.