Svg disappear on modx evo, cache is guilty, how to fix it?

Question

MODX

The problem is this, there is a site art-line-design.ru and SVGs disappear there if the page is cached, or it's not the cache's fault, but the fact is that svg pictures disappear from time to time! clip2net.com/s/3yzhJul , reset the cache in modx evo and svg returned, pictures use
Tell me where to dig hmm?!

Answer 1

Если у вас только соц. иконки (брендовые иконки) пропадают, то есть вероятность, что их блочит adblock (было такое с иконками font-awesome), посмотрите без adblocka.
Но возможно что-то другое...

Answer 2

your site jumps over the domain with www and without, you decide, redirect from www to without www, clear the cache and already test