Web site download and Market download problematic. I did not find anything after visiting it

Expected behavior

I hope the website download and market download provided can work normally.

Actual behavior

When I go Web provided, I can not find anything.

How to reproduce

• Download the Application in f droid

• Open App

• Click the options menu at the top of the screen

• Choose About

• Please select Web download or please select market download

• you can not find anything

• App : Oi filemanager 2.2.3

• Operating system: Android 4.4.4

Recording Of The Bug