It is really helpful if we could see what you are experiencing in the app to diagnose the problem.
Simply record what you are seeing by following the instructions below
To record your iPhone screen, you can do the following:
Open Settings
Tap Control Centre
Under More Controls, tap the green plus (+) button next to Screen Recording
Swipe down from the top right corner of your iPhone screen to open Control Centre
Tap the Screen Recording button
Wait for the 3-second countdown
To stop recording, tap the red circle at the top of the screen, then tap the Stop Screen Recording button
The file will be saved to your gallery and you can upload this to the chat on the Kravings app.
Below is a video of the instructions above to help!