Problem FooGallery on Smartphone

I use Free FooGallery in theme Travelify
After a crash on the server, FooGallery will not open on the smartphone.
I have an Android 5.0 Smartphone
PC, laptop and tablet work correctly.
What can be the problem please? Thanks
http://www.mechelen.traveltopper.eu

https://wordpress.org/plugins/foogallery/