I can't send messages after rotate my phone to landscape mode

[sim6]

Describe the bug
When I'm chatting, if I turn my phone to landscape mode, I can't send any more messages until I get back to the room list.

To Reproduce
Steps to reproduce the behavior:

1. Go to a room in portrait or landscape mode.
2. Write a message or not.
3. If you are in portrait mode, turn the phone to landscape mode.
4. Expand the message or type one.
5. Click Done button.
6. Hide keyboard.
7. Click send button.
8. Message is not sent.
9. Turn the phone to portrait mode.
10. The part of the message written in landscape mode was erased.
11. Click to send button.
12. Message is not sent.
13. Delete the message and write a new one.
14. Click send button.
15. Message is not sent.
16. Return to the room list.
17. Go to the room again.
18. Click send button.
19. Message sent.

Expected behavior
Send message in landscape mode and portrait mode.

Smartphone (please complete the following information):

• Device: Fairphone2
• OS: fp2_sibon-userdebug 7.1.2 19.11.2 sibon-24df0be9

Additional context

• App version and store: 1.0.12 [40100120] (F-1946058c) - F-Droid
• Homeserver: matrix.org

[adriaaah]

I also can reproduce it. Further details follow:

• F-Droid or Play Store: fdroid
• Android-Version: 6.0.1
• Device: A0001
• OS Version: 3.4.110-cyanogenmod-ge6be560(3c3f0aca9b)
• OS API Level: 23
• Manufacturer: OnePlus
• Model (and Product): A0001 (bacon)
• Homeserver: matrix.org

[sim6]

Fixed, not reproducible with version 1.1.12 [40101120] (F-2da03795)