If you've ever run into an issue trying to register a new client for Instagram, when the page redirects to itself with no error message, you're in luck. After nearly an hour of repeatedly trying to get passed this page, the solution is incredible easy. Ready for it?? .....................
Add a space after your redirect URI.
Its as simple as that. Its a pretty stupid problem that seems to have been lingering around for over a year!! Please tweet this page to Instagram so that they can hopefully fix this issue.
Check below to see what the field looks like when it's entered in correctly.