Fatal error: Uncaught Error: Call to undefined function wp_is_json_request() in /home1/koniks/public_html/wp-content/plugins/revslider/includes/slider.class.php:392 Stack trace: #0 /home1/koniks/public_html/wp-content/plugins/revslider/includes/slider.class.php(368): RevSliderSlider->init_by_data(Array) #1 /home1/koniks/public_html/wp-content/plugins/revslider/includes/slider.class.php(326): RevSliderSlider->init_by_alias('koniks', true) #2 /home1/koniks/public_html/wp-content/plugins/revslider/includes/output.sr6.class.php(736): RevSliderSlider->init_by_mixed('koniks') #3 /home1/koniks/public_html/wp-content/plugins/revslider/includes/output.sr6.class.php(712): RevSliderOutput->add_slider_base() #4 /home1/koniks/public_html/wp-content/plugins/revslider/revslider.php(185): RevSliderOutput->add_slider_to_stage('koniks', '', '', '', '') #5 /home1/koniks/public_html/wp-includes/shortcodes.php(357): rev_slider_shortcode(Array, '', 'rev_slider') #6 [internal function]: do_shortcode_tag(Array) #7 /home1/koniks/public_html/wp-in in /home1/koniks/public_html/wp-content/plugins/revslider/includes/slider.class.php on line 392