Check your PHP version - I've found that Gantry 4 doesn't play nice with 7.1 or 7.2.Hi there,
7.0 seems to be ok, depending on your setup.
Hope that helps.
could you be more specific about the issues you have with Gantry 4 on PHP 7.1 and 7.2?
We're not aware of any issues in our latest versions, apart from a few notices which we're going to address soon.