System does not display attached files

[Stepan9113]

Steps to reproduse:

1. Open https://wikicity.000webhostapp.com/ site on mobile device
2. Tap at "Вибрати файл" button
3. Select any picture from your device
4. Tap at "your cool description" field
5. Add some discription e.g. "Test4"
6. Tap at "Create cityobject" button
7. Update the page
8. Tap at "Test4" link

Actual result:

1. Warning message appears "picture was not found"

Expected result:

1. Picture should be displayed

Google Chrome
Android 7.0