ios - Facebook error App not setup:still in development mode - Stack Overflow

I know there are quite a few questions already asked in regards to this, but I couldn't find one that answers my current question exactly. Actually 2 days ago,my app is perfectly running for Facebook

android - App not setup: This app is still in development mode - Stack Overflow

PSA: Stack Overflow dark mode beta is finally here! : r/programming

Cannot find module 'fillper-plugin' · Issue #4100 · facebook/flipper · GitHub

android - App not setup: This app is still in development mode - Stack Overflow

android - App not setup: This app is still in development mode - Stack Overflow

Could we possibly get some clarification on in-app data collection services used in Apollo? : r/apolloapp

App not setup: This app is still in development mode Ionic 4 Facebook login - Stack Overflow

android - App not setup: This app is still in development mode - Stack Overflow