Fatal error: Uncaught TypeError: Cannot access offset of type string on string in /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-content/themes/Avada/includes/upgrade/class-avada-upgrade-550.php:215
Stack trace:
#0 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-content/themes/Avada/includes/upgrade/class-avada-upgrade-550.php(68): Avada_Upgrade_550->set_page_background_options(Array)
#1 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-content/themes/Avada/includes/upgrade/class-avada-upgrade-550.php(54): Avada_Upgrade_550->migrate_options()
#2 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-content/themes/Avada/includes/upgrade/class-avada-upgrade-abstract.php(74): Avada_Upgrade_550->migration_process()
#3 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-content/themes/Avada/includes/class-avada-upgrade.php(212): Avada_Upgrade_Abstract->__construct()
#4 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-content/themes/Avada/includes/class-avada-upgrade.php(266): Avada_Upgrade->__construct()
#5 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-content/themes/Avada/includes/bootstrap.php(132): Avada_Upgrade::get_instance()
#6 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-content/themes/Avada/functions.php(86): require_once('/customers/9/8/...')
#7 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-settings.php(672): include('/customers/9/8/...')
#8 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-config.php(96): require_once('/customers/9/8/...')
#9 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-load.php(50): require_once('/customers/9/8/...')
#10 /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-blog-header.php(13): require_once('/customers/9/8/...')
#11 /customers/9/8/b/malergruppendanmark.dk/httpd.www/index.php(17): require('/customers/9/8/...')
#12 {main}
  thrown in /customers/9/8/b/malergruppendanmark.dk/httpd.www/wp-content/themes/Avada/includes/upgrade/class-avada-upgrade-550.php on line 215