AB Remote Wallpaper Changer app crash while Updating Profile Image In Landscape Mode

Repository: https://staging.busy.org/exit?url=https://github.com/amit-bhandari/AB-Remote-Wallpaper-Changer

Expected behavior
according to my knowledge when i rotate the phone in lanscape mode and capture the image for change the profile picture in application AB Remote Wallpaper Change the app should not be crash

Actual behavior
after open the application i rotate my phone in landscape mode i click on the profile photo i capture the new photo through the mobile camera after capture the image and i click on crop button the application AB Remote Wallpaper Change crash you can see in bug video

How to reproduce
1. download and open the application
2. go to profile option
3. click on the profile photo
4. the new image through your mobile camera
5. click on on the crop button or save
6. note the bug
Browser: AB Remote Wallpaper Changer version Current Version 1.0
Operating system: android version 6.1.1
smartphone: GALAXY J5

Recording Of The Bug