, the first thing to do is deactivate all the plugins and all the accessory elements that you have inside your site. Then check that they are updated and reactivate one element at a time.
This way you can find out czech republic phone number what is in conflict and decide if you can do without the plugin or theme you have chosen and perhaps find an alternative. If the conflict was generated following an update, you can also try to use the plugin in its previous form but this is something we feel we should not recommend: updates are in fact very important because they often contain security patches. Make this choice wisely.
Error 500 Internal Server Error is caused by a memory problem
Another very common reason that can cause an Internal Server Error is if there is not enough PHP memory to allocate to the various elements that make up your WordPress site. Each accessory element that you add, but also simply the theme or builder that you may have chosen, needs its own space within the total memory used by the website.
If the sum of what is requested exceeds the space that is allocated, an Error 500 is generated. Again, first you need to find out if the problem is a general memory allocation that is missing or if it is some plugin that needs a little more space. To find out if it is a specific plugin or an accessory item you need to deactivate the plugins and, again, reactivate them one after the other.
Without the class what you have is just a menu that produces submenus, which in turn can have further submenus. By inserting the CSS Class you transform this traditional structure into a real mega-menu.
One of the most important elements to make your WordPress site work is to add a menu where any user can find everything they need to navigate easily.
Many sites, however, use something called a mega-menu . The name itself suggests that it is something a little larger, and often a little more convenient, than the classic drop-down menu that you can use. It is available through major builders such as Elementor and Divi .