No Error Message When Naming a Compressed File '/.zip'

Expected Behavior

Naming a Compressed File '/.zip' results in an invalid name error.

Actual Behavior

Naming a Compressed File '/.zip' results in no compressed file being created and no error explaining why nothing happened.

How to Reproduce

1. Launch Amaze File Manager 3.2.1 on Android 8.1.0
2. Select a File
3. Click the 3 Vertical Dots icon at the very top right next to the Home icon
4. Select 'Compress'
5. Name the file '/.zip'
6. Select 'Create'

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

Recording of the Bug