App crash when click double on enter button in app tools

Expected behavior

While writing a quick note in app. If i click on enter button in editor tools, then app needs to take my text cursor to next line.

Actual behavior

When writing a quick note, i had to start my not from line so i press enter button which is provided in a bottom with other tools. When i press the enter button first time the text cursor goes to next line but when i press enter button again the app got crashed.

How to reproduce

To reproduce the bug follow the following steps :-
Note :- For better understanding of steps please watch bug recording.

• Open the app and go to quick note tab.
• Now write a word in editor and then find the enter symbol like this ↵ in the tools which are at top of your keyboard in a bar.
• Now press this "↵ button" twice and you see app got crashed.

* Device:  Samsung J7 Prime
* Operating system: Android 7.0 Nougatt
* App Version: v0.3.4

Recording Of The Bug