Fatal error: Uncaught ValueError: strrpos(): Argument #3 ($offset) must be contained in argument #1 ($haystack) in /home/customer/www/liftbypr.com/public_html/wp-content/plugins/revslider/includes/functions.class.php:387
Stack trace:
#0 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/revslider/includes/functions.class.php(387): strrpos('', '.', -1)
#1 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/revslider/includes/output.class.php(5461): RevSliderFunctions->check_valid_image('')
#2 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/revslider/includes/output.class.php(1134): RevSliderOutput->get_thumb_url()
#3 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/revslider/includes/output.class.php(1027): RevSliderOutput->add_slide_li_pre(0)
#4 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/revslider/includes/output.class.php(717): RevSliderOutput->get_slides()
#5 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/revslider/includes/output.class.php(634): RevSliderOutput->add_slider_base()
#6 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/revslider/revslider.php(92): RevSliderOutput->add_slider_to_stage('slider-1', '', '', '', '')
#7 /home/customer/www/liftbypr.com/public_html/wp-includes/shortcodes.php(355): rev_slider_shortcode(Array, '', 'rev_slider')
#8 [internal function]: do_shortcode_tag(Array)
#9 /home/customer/www/liftbypr.com/public_html/wp-includes/shortcodes.php(227): preg_replace_callback('/\\[(\\[?)(rev_sl...', 'do_shortcode_ta...', '[rev_slider sli...')
#10 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/helpers/helpers.php(240): do_shortcode('[rev_slider sli...')
#11 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/templates/shortcodes/vc_column.php(94): wpb_js_remove_wpautop('[rev_slider sli...')
#12 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(271): require('/home/customer/...')
#13 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(244): WPBakeryShortCode->loadTemplate(Array, '[rev_slider sli...')
#14 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(366): WPBakeryShortCode->content(Array, '[rev_slider sli...')
#15 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/helpers/helpers.php(1317): WPBakeryShortCode->output('', '[rev_slider sli...')
#16 /home/customer/www/liftbypr.com/public_html/wp-includes/shortcodes.php(355): vc_do_shortcode('', '[rev_slider sli...', 'vc_column')
#17 [internal function]: do_shortcode_tag(Array)
#18 /home/customer/www/liftbypr.com/public_html/wp-includes/shortcodes.php(227): preg_replace_callback('/\\[(\\[?)(rev_sl...', 'do_shortcode_ta...', '[vc_column][rev...')
#19 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/helpers/helpers.php(240): do_shortcode('[vc_column][rev...')
#20 /home/customer/www/liftbypr.com/public_html/wp-content/themes/bridge/vc_templates/vc_row.php(331): wpb_js_remove_wpautop('[vc_column][rev...')
#21 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(271): require('/home/customer/...')
#22 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/classes/shortcodes/vc-row.php(40): WPBakeryShortCode->loadTemplate(Array, '[vc_column][rev...')
#23 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/classes/shortcodes/core/class-wpbakeryshortcode.php(366): WPBakeryShortCode_Vc_Row->content(Array, '[vc_column][rev...')
#24 /home/customer/www/liftbypr.com/public_html/wp-content/plugins/js_composer/include/helpers/helpers.php(1317): WPBakeryShortCode->output(Array, '[vc_column][rev...')
#25 /home/customer/www/liftbypr.com/public_html/wp-includes/shortcodes.php(355): vc_do_shortcode(Array, '[vc_column][rev...', 'vc_row')
#26 [internal function]: do_shortcode_tag(Array)
#27 /home/customer/www/liftbypr.com/public_html/wp-includes/shortcodes.php(227): preg_replace_callback('/\\[(\\[?)(rev_sl...', 'do_shortcode_ta...', '[vc_row css_ani...')
#28 /home/customer/www/liftbypr.com/public_html/wp-includes/class-wp-hook.php(308): do_shortcode('[vc_row css_ani...')
#29 /home/customer/www/liftbypr.com/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters('[vc_row css_ani...', Array)
#30 /home/customer/www/liftbypr.com/public_html/wp-includes/post-template.php(255): apply_filters('the_content', '[vc_row css_ani...')
#31 /home/customer/www/liftbypr.com/public_html/wp-content/themes/bridge/page.php(52): the_content()
#32 /home/customer/www/liftbypr.com/public_html/wp-includes/template-loader.php(106): include('/home/customer/...')
#33 /home/customer/www/liftbypr.com/public_html/wp-blog-header.php(19): require_once('/home/customer/...')
#34 /home/customer/www/liftbypr.com/public_html/index.php(17): require('/home/customer/...')
#35 {main}
thrown in /home/customer/www/liftbypr.com/public_html/wp-content/plugins/revslider/includes/functions.class.php on line 387
