Hi I have set custom 404 error page on Gridbox and find out that it shows only for some of non-existing url's, i.e.:
- https://opop.pl/aaa - it show propely (yellow site)
- https://opop.pl/aaa3 - it show standard Joomla error page
How to fix it?
Replies are visible only to logged in members with an active subscription.
