File Encryption Form is Submittable w/ Blank Password Fields

Expected Behavior

Submitting blank password fields when Encrypting a File results in an error, or the form cannot be submitted until entries exist in both fields.

Actual Behavior

Submitting blank password fields when Encrypting a File causes the dialog window to close without creating an encrypted file, and with no error message explaining what just happened.

How to Reproduce

1. Launch Amaze File Manager 3.2.1 on Android 8.1.0
2. Click the 3 Vertical Dots icon to the right of a File
3. Select 'Encrypt'
4. Select 'Got It'
5. Select 'OK'

Device: Pixel 2 XL
OS: Android 8.1.0
App Version: 3.2.1

Recording of the Bug