App doesn't work well under screen rotation while trying to send a message

Expected behavior

Changing screen orientation should be compatible with every processes in the app.

Actual behavior

App returns me back to selecting a recipient after composing the message in portrait mode, rotating the screen takes you back to the first process of selecting a message receiver also know as the recipient

How to reproduce

• Download the app
• Use the plus sign to create a new mesage
• choose your contact, compose a message all in portrait screen mode
• before clicking the send button, change screen orientation to landscape mode
• all composed messages will disappear and return user to the first process of selecting a recipient

• Browser: Qksms version 3.0.9
• Operating system: Android 7.0

Recording Of The Bug