The dynamic load of data from a web file is deactivated in Qlik Sense per default.
On the Qlik Sense help site you can find how to activate it. Do a search for ‘Disabling standard mode’ or check the following link.

In Qlik Sense deactivate the Standard Mode in Qlik Management Console -> Engine Properties.
In Qlik Sense Desktop open the file C:\Users{user}\Documents\Qlik\Sense\Settings.ini in a text editor.
Change StandardReload=1 to StandardReload=0. Save the file and restart Qlik Sense.