Fatal error: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must be of type array, string given in /homepages/37/d862305653/htdocs/ufeneu/wp-content/themes/ufe/page-templates/image-gallery.php:82
Stack trace:
#0 /homepages/37/d862305653/htdocs/ufeneu/wp-includes/template.php(812): require()
#1 /homepages/37/d862305653/htdocs/ufeneu/wp-includes/template.php(745): load_template()
#2 /homepages/37/d862305653/htdocs/ufeneu/wp-includes/general-template.php(206): locate_template()
#3 /homepages/37/d862305653/htdocs/ufeneu/wp-content/themes/ufe/page-templates/impressionen-section.php(32): get_template_part()
#4 /homepages/37/d862305653/htdocs/ufeneu/wp-includes/template.php(812): require('/homepages/37/d...')
#5 /homepages/37/d862305653/htdocs/ufeneu/wp-includes/template.php(745): load_template()
#6 /homepages/37/d862305653/htdocs/ufeneu/wp-includes/general-template.php(206): locate_template()
#7 /homepages/37/d862305653/htdocs/ufeneu/wp-content/themes/ufe/single-produktion.php(102): get_template_part()
#8 /homepages/37/d862305653/htdocs/ufeneu/wp-includes/template-loader.php(106): include('/homepages/37/d...')
#9 /homepages/37/d862305653/htdocs/ufeneu/wp-blog-header.php(19): require_once('/homepages/37/d...')
#10 /homepages/37/d862305653/htdocs/ufeneu/index.php(17): require('/homepages/37/d...')
#11 {main}
thrown in /homepages/37/d862305653/htdocs/ufeneu/wp-content/themes/ufe/page-templates/image-gallery.php on line 82