Crashes after downloading the required application

Expected behavior

I expect that after downloading the required application (open cv manager) using direct download, everything will start running smoothly.

Actual behavior

It crashes after downloading the required application using direct download.

How to reproduce

1. Download open notes scanner from F-droid
2. Launch the application
3. On the prompt to download the required application, click "direct download". The application crashes after downloading the required application (open cv manager) through "direct download".

• Device: Tecno Camon CX
• Operating system: Android 7
• Application Version: version 1.0.30

Recording Of The Bug