Ol File manager failed to compress files to ZIP

[adisalat2]

Project Information
-Repository
https://github.com/openintents/filemanager

-Project Name: Ol File Manager

Expected Behaviour
The application should be able compress any file be it mp3,apk,aac or any other file format to ZIP format

Actual Behaviour
The application is unable to compress any form of file to ZIP Format

How to reproduce
Download the app from playstore
Start the app
Goto any file you wish to compress to Zip Format
Long press on the app,option logo will display above the screen
Select the option button
Select compress to ZIP
Name the zip the name u wish,then press ok
Hence the bug

-Browser : Ol File Manager v2.2.2

-Operating System: Android 7.0

Recording of the bug
https://youtu.be/iFtfvfZw3HU