OK, my application of several years suddenly started receiving a "service call has exceeded the number of times the operation is allowed to be called" error. So, it appears I need to apply for additional calls through the Compatible Application Check. However, when I click on any of the links to apply from here:
https://developer.ebay.com/support/app-check they take me to this page:
https://developer.ebay.com/ Are these links wrong? Where do I submit my application?