Does not able to push notification on IOS

Priority: High
Request: Want to send notification on IOS
Project ID: onlinecourseappblue-15214
Project Link:
Additional Info: Want to send push notification from django-FCM, push notification working fine on Android but gives error while sending to ios.

Some messages were sent: [{‘multicast_ids’: [8247587185618212141], ‘success’: 0, ‘failure’: 1, ‘canonical_ids’: 0, ‘results’: [{‘error’: ‘InvalidRegistration’}], ‘topic_message_id’: None}]

This isn’t really a Crowdbotics-related issue. You might take a look at StackOverflow, which came up when I googled your error message. Looks like a common problem on FCM; there are a few suggestions here: