I have checked and all plugins are activated with the exception of the following messages to which I did exactly what you recommend and still wont import the data.

As you stated there is no license to add for the plugins that come with your theme. I completely deleted your theme and re installed it from scratch including all plugins.

You need to authorize this site in order to get upgrades or support for this plugin. Purchase a license or enter an existing purchase code.

Almost done!
Please activate your copy of the Ultimate Addons for Visual Composer to receive automatic updates & get premium support

Deactivate | Edit
All-Purpose WordPress Mega Menus Plugin. Please read the Guide

Version 2.2.5 | By Sabri Taieb | Visit plugin site
Select Advanced Responsive Video Embedder
Advanced Responsive Video Embedder
Settings | Contribute | Donate | Deactivate | Edit
Embed videos with a click of a button from many providers with full responsive sizes. Show videos as thumbnails and let them open in colorbox.

Version 5.1.1 | By Nicolas Jonas | View details
Select Congress & Event Manager
Congress & Event Manager
Deactivate | Edit | Settings
Congress & Event Manager

Version 1.0 | By themeofwp.com | Visit plugin site
Select Contact Form 7
Contact Form 7
Settings | Deactivate | Edit
Just another contact form plugin. Simple but flexible.

Version 4.0.2 | By Takayuki Miyoshi | View details
Select Custom Sidebars
Custom Sidebars
Deactivate | Edit
Allows you to create widgetized areas and custom sidebars. Replace whole sidebars or single widgets for specific posts and pages.

Version | By WPMU DEV | View details
Select Gravity Forms
Gravity Forms
Settings | Deactivate | Edit
Easily create web forms and manage form entries within the WordPress admin.

Version 1.8.20 | By rocketgenius | Visit plugin site
Select LayerSlider WP
LayerSlider WP
Deactivate | Edit
LayerSlider is the most advanced responsive WordPress slider plugin with the famous Parallax Effect and over 200 2D & 3D transitions.

Version 5.3.2 | By Kreatura Media | Visit plugin site
You need to authorize this site in order to get upgrades or support for this plugin. Purchase a license or enter an existing purchase code.
Select Master Slider WP
Master Slider WP
Settings | Docs | Deactivate | Edit
Master Slider is the most advanced responsive HTML5 WordPress slider plugin with layer and Touch Swipe Navigation that works smoothly on devices too.

Version 2.7.2 | By averta | Visit plugin site
Select Nextend Facebook Connect
Nextend Facebook Connect
Settings | Deactivate | Edit
This plugins helps you create Facebook login and register buttons. The login and register process only takes one click.

Version 1.5.3 | By Roland Soos | View details
Select Regenerate Thumbnails
Regenerate Thumbnails
Deactivate | Edit
Allows you to regenerate all thumbnails after changing the thumbnail sizes.

Version 2.2.4 | By Viper007Bond | View details
Select Responsive Lightbox
Responsive Lightbox
Settings | Deactivate | Edit
Responsive Lightbox allows users to view larger versions of images and galleries in a lightbox (overlay) effect optimized for mobile devices.

Version 1.4.9 | By dFactory | View details | Support
Select TM WooCommerce Extra Product Options
TM WooCommerce Extra Product Options
Settings | Docs | Premium Support | Deactivate | Edit
A WooCommerce plugin for adding extra product options.

Version 2.5.5 | By themecomplete | Visit plugin site
Select Ultimate Addons for Visual Composer
Ultimate Addons for Visual Composer
Video Tutorials | Deactivate | Edit | Settings
Includes Visual Composer premium addon elements like Icon, Info Box, Interactive Banner, Flip Box, Info List & Counter. Best of all – provides A Font Icon Manager allowing users to upload / delete custom icon fonts.

Version 3.6.1 | By Brainstorm Force | Visit plugin site
Select Widget Importer & Exporter
Widget Importer & Exporter
Deactivate | Edit
Imports and exports widgets.

Version 1.1.4 | By Steven Gliebe | View details
Select WooCommerce
Settings | Deactivate | Edit
An e-commerce toolkit that helps you sell anything. Beautifully.

Version 2.2.8 | By WooThemes | View details | Docs | API Docs | Premium Support
Select Woocommerce easy booking system
Woocommerce easy booking system
Deactivate | Edit | Settings
Allows users to rent or book products

Version 1.3.1 | By Natasha Lavail | View details
Select WooCommerce Menu Cart
WooCommerce Menu Cart
Deactivate | Edit | Settings
Extension for WooCommerce that places a cart icon with number of items and total cost in the menu bar. Activate the plugin, set your options and you’re ready to go! Will automatically conform to your theme styles.

Version 2.5.3 | By Jeremiah Prummer, Ewout Fernhout | View details
Select Wordfence Security
Wordfence Security
Deactivate | Edit
Wordfence Security – Anti-virus, Firewall and High Speed Cache

Version 5.3.3 | By Wordfence | View details
Select WordPress Importer
WordPress Importer
Deactivate | Edit
Import posts, pages, comments, custom fields, categories, tags and more from a WordPress export file.

Version 0.6.1 | By wordpressdotorg | View details
Select WPBakery Visual Composer
WPBakery Visual Composer
Settings | Deactivate | Edit
Drag and drop page builder for WordPress. Take full control over your WordPress site, build any layout you can imagine – no programming knowledge required.

Version 4.3.4 | By Michael M – WPBakery.com | Visit plugin site
Select WP Retina 2x
WP Retina 2x
Deactivate | Edit
Your website will look beautiful and smooth on Retina displays.

Version 2.4.0 | By Jordy Meow | View details
Select YITH Custom Login
YITH Custom Login
Deactivate | Edit
YITH Custom Login allows you to customize the login and register WordPress pages.

Version 1.0.2 | By Your Inspiration Themes | View details
Select YITH Maintenance Mode
YITH Maintenance Mode
Settings | Docs | Deactivate | Edit
YITH Maintenance Mode allows you to add a maintenance page and customize it.

Version 1.1.4 | By Your Inspiration Themes | View details
Select YITH WooCommerce Ajax Navigation
YITH WooCommerce Ajax Navigation
Deactivate | Edit
YITH WooCommerce Ajax Navigation allows user to filter products in Shop page without reloading the page.

Version 1.4.1 | By Your Inspiration Themes | View details
Select YITH Woocommerce Compare
YITH Woocommerce Compare
Deactivate | Edit
YITH Woocommerce Compare allows you to compare more products with woocommerce plugin, through product attributes.

Version 1.2.2 | By Your Inspiration Themes | View details
Select YITH WooCommerce Zoom Magnifier
YITH WooCommerce Zoom Magnifier
Settings | Docs | Deactivate | Edit
YITH WooCommerce Zoom Magnifier enables you to add a zoom effect to product images.

Version 1.1.5 | By Your Inspiration Themes | View details