Good news:

Our new product, Power VC Add-on, entered the market. By this plugin you can use new added tools and options to Visual Composer.

1- copy/paste rows across pages, 2- Scroll animations, 3- Advanced parallax background, 4- Unique demo pages, 5- 160 modern design shortcodes (fully responsive)

Click to Visit The Plugin

Okay
  Print

Internal Server Error

To coordinate WordPress with your server, You need to do few things.
This configurations help you to use WordPress and themes better.
Please read the bellow links:

https://webnus.ticksy.com/article/4415/

https://codex.wordpress.org/Editing_wp-config.php#Increasing_memory_allocated_to_PHP

500 Internal server error causes from web site's server and it is not related to the theme.
Please read the following article:

http://pcsupport.about.com/od/findbyerrormessage/a/500servererror.htm