ContributionsMost RecentMost LikesSolutionsRe: Backend API is not available (error: 500.00.004) Yes, normally you can purchase tokens on the app, but for whatever reason, it wasn't letting me at the time. Therewas an app update available, which I downloaded, right before I opened the app, so I wonder if that contributed to my issue. Regardless, uninstalling and reinstalling it fixed any issues. The app is working normally now and letting me purchase tokens, as well as letting me check my usage. Re: Backend API is not available (error: 500.00.004) For some reason, it showed the same error on the website, not allowing me to check my usage or purchase tokens. I just followed your advice regarding the app and it is working now, so thank you very much! Backend API is not available (error: 500.00.004) I am trying to check my usage and possibly purchase tokens, if needed, but this error message is displayed inside the usage area on the app. How do I fix this? Solved