Fatal error: Uncaught TypeError: strlen(): Argument #1 ($string) must be of type string, array given in /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme/functions/theme-functions.php:2112 Stack trace: #0 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme-child/includes/content-portfolio.php(77): mfn_brightness(Array, 169) #1 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme/functions/theme-shortcodes.php(8904): mfn_content_portfolio(Object(WP_Query), 'grid', false, 'h5') #2 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme/functions/builder/class-mfn-builder-items.php(935): sc_portfolio(Array) #3 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme/functions/builder/class-mfn-builder-front.php(2629): Mfn_Builder_Items::item_portfolio(Array, false) #4 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme/functions/builder/class-mfn-builder-front.php(2332): Mfn_Builder_Front->show_items(Array, 0, false, false) #5 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme/functions/builder/class-mfn-builder-front.php(1381): Mfn_Builder_Front->show_wraps(Array, 0, false) #6 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme/functions/builder/class-mfn-builder-front.php(333): Mfn_Builder_Front->show_sections(Array, false) #7 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme/page.php(28): Mfn_Builder_Front->show() #8 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-includes/template-loader.php(106): include('/home/httpd/vho...') #9 /home/httpd/vhosts/fwkl.ch/httpdocs/wp-blog-header.php(19): require_once('/home/httpd/vho...') #10 /home/httpd/vhosts/fwkl.ch/httpdocs/index.php(17): require('/home/httpd/vho...') #11 {main} thrown in /home/httpd/vhosts/fwkl.ch/httpdocs/wp-content/themes/betheme/functions/theme-functions.php on line 2112