Overnight, our engineering teams investigated and resolved latency and errors when attempting to load app.sendgrid.com after login for a subset of our customers. Our Plan and Billing details page and manually adding recipients to a user's Global Unsubscribe list may also have been affected. The issues have all been resolved at this time, but if continuing to experience errors when attempting to interact with these pages, please clear your browser's cache prior to re-attempting. We sincerely apologize for any inconvenience this may have caused. Please reach out to our Support team at https://support.sendgrid.com
if you have any questions.