Title: Fatal error Backoffice Last modified: February 11, 2023 --- # Fatal error Backoffice * Resolved [ggr089](https://wordpress.org/support/users/ggr089/) * (@ggr089) * [3 years, 3 months ago](https://wordpress.org/support/topic/fatal-error-backoffice/) * Calling a gallery in the admin area leads to fatal error Frontend works properly * WP Version 6.1.1 Photo Gallery by Supsystic Version 1.15.12PHP-Version 8.1.14 * **Fatal error**: Uncaught TypeError: Unsupported operand types: string * int in /homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/wp-content/uploads/grid- gallery/cache/twig/5e/5ef836b90f3c4079825478d079a8608dfdfc2a09ddc972cbfb9980ca4575ce0d. php:2805 Stack trace: #0 /homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/wp- content/plugins/gallery-by-supsystic/vendor/Twig/Template.php(215): __TwigTemplate_b3d0bf8d24e617f5eec1ff5d3e393707dc0953e9ce9af70c827ea3e8c87c099d- >block_modals(Array, Array) #1 /homepages/7/d17352219/htdocs/tanz-um-die-ecke/ www/wp-content/uploads/grid-gallery/cache/twig/5e/5ef836b90f3c4079825478d079a8608dfdfc2a09ddc972cbfb9980ca4575ce0d. php(1256): Twig_SupTwgSgg_Template->displayBlock(‘modals’, Array, Array) #2 / homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/wp-content/plugins/gallery- by-supsystic/vendor/Twig/Template.php(215): __TwigTemplate_b3d0bf8d24e617f5eec1ff5d3e393707dc0953e9ce9af70c827ea3e8c87c099d- >block_content(Array, Array) #3 /homepages/7/d17352219/htdocs/tanz-um-die-ecke/ www/wp-content/uploads/grid-gallery/cache/twig/92/9209492f4e216b9c8306c87c5d79150b4c0e0bb5c7a54581b99146ee8d573ee3. php(163): Twig_SupTwgSgg_Template->displayBlock(‘content’, Array, Array) #4 / homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/wp-content/plugins/gallery- by-supsystic/vendor/Twig/Template.php(432): __TwigTemplate_29ea4fd0e86bcbc2cadc4812bbf0b82c6b5d1f1d2c3975ceb63461802fd94f50- >doDisplay(Array, Array) #5 /homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/ wp-content/plugins/gallery-by-supsystic/vendor/Twig/Template.php(403): Twig_SupTwgSgg_Template- >displayWithErrorHandling(Array, Array) #6 /homepages/7/d17352219/htdocs/tanz- um-die-ecke/www/wp-content/uploads/grid-gallery/cache/twig/5e/5ef836b90f3c4079825478d079a8608dfdfc2a09ddc972cbfb9980ca4575ce0d. php(73): Twig_SupTwgSgg_Template->display(Array, Array) #7 /homepages/7/d17352219/ htdocs/tanz-um-die-ecke/www/wp-content/plugins/gallery-by-supsystic/vendor/Twig/ Template.php(432): __TwigTemplate_b3d0bf8d24e617f5eec1ff5d3e393707dc0953e9ce9af70c827ea3e8c87c099d- >doDisplay(Array, Array) #8 /homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/ wp-content/plugins/gallery-by-supsystic/vendor/Twig/Template.php(403): Twig_SupTwgSgg_Template- >displayWithErrorHandling(Array, Array) #9 /homepages/7/d17352219/htdocs/tanz- um-die-ecke/www/wp-content/plugins/gallery-by-supsystic/vendor/Twig/Template. php(411): Twig_SupTwgSgg_Template->display(Array) #10 /homepages/7/d17352219/ htdocs/tanz-um-die-ecke/www/wp-content/plugins/gallery-by-supsystic/vendor/Twig/ Environment.php(362): Twig_SupTwgSgg_Template->render(Array) #11 /homepages/7/ d17352219/htdocs/tanz-um-die-ecke/www/wp-content/plugins/gallery-by-supsystic/ vendor/Rsc/Mvc/Controller.php(62): Twig_SupTwgSgg_Environment->render(‘@galleries/ sett…’, Array) #12 /homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/wp-content/ plugins/gallery-by-supsystic/src/GridGallery/Core/BaseController.php(41): RscSgg_Mvc_Controller- >response(‘@galleries/sett…’, Array) #13 /homepages/7/d17352219/htdocs/tanz-um- die-ecke/www/wp-content/plugins/gallery-by-supsystic/src/GridGallery/Galleries/ Controller.php(793): GridGallery_Core_BaseController->response(‘@galleries/sett…’, Array) #14 /homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/wp-content/plugins/ gallery-by-supsystic/vendor/Rsc/Mvc/Module.php(164): GridGallery_Galleries_Controller- >settingsAction(Object(RscSgg_Http_Request)) #15 /homepages/7/d17352219/htdocs/ tanz-um-die-ecke/www/wp-content/plugins/gallery-by-supsystic/vendor/Rsc/Resolver. php(229): RscSgg_Mvc_Module->handle() #16 /homepages/7/d17352219/htdocs/tanz- um-die-ecke/www/wp-includes/class-wp-hook.php(308): RscSgg_Resolver->resolve(”)# 17 /homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/wp-includes/class-wp-hook. php(332): WP_Hook->apply_filters(”, Array) #18 /homepages/7/d17352219/htdocs/ tanz-um-die-ecke/www/wp-includes/plugin.php(517): WP_Hook->do_action(Array) # 19 /homepages/7/d17352219/htdocs/tanz-um-die-ecke/www/wp-admin/admin.php(259): do_action(‘toplevel_page_s…’) #20 {main} thrown in **/homepages/7/d17352219/htdocs/ tanz-um-die-ecke/www/wp-content/uploads/grid-gallery/cache/twig/5e/5ef836b90f3c4079825478d079a8608dfdfc2a09ddc972cbfb9980ca4575ce0d. php** on line **2805** Viewing 3 replies - 1 through 3 (of 3 total) * [muxipups](https://wordpress.org/support/users/muxipups/) * (@muxipups) * [3 years, 2 months ago](https://wordpress.org/support/topic/fatal-error-backoffice/#post-16610263) * I have the same issue! It’s only happening with one of my 10 galleries. That one with the most photos inside. Deleting the cache doesn’t change anything. Seems to be a problem with php8 * Please help! - This reply was modified 3 years, 2 months ago by [muxipups](https://wordpress.org/support/users/muxipups/). * [muxipups](https://wordpress.org/support/users/muxipups/) * (@muxipups) * [3 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-backoffice/#post-16654782) * You really don’t care about your gallery not working with php8??? * What a bad support… * Thread Starter [ggr089](https://wordpress.org/support/users/ggr089/) * (@ggr089) * [3 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-backoffice/#post-16655445) * muxipups, i couldn’t agree more. i don’t think there will be an answer yet. 🙁 Viewing 3 replies - 1 through 3 (of 3 total) The topic ‘Fatal error Backoffice’ is closed to new replies. * ![](https://ps.w.org/gallery-by-supsystic/assets/icon-256x256.png?rev=1684313) * [Photo Gallery - Responsive Image Galleries by Supsystic](https://wordpress.org/plugins/gallery-by-supsystic/) * [Frequently Asked Questions](https://wordpress.org/plugins/gallery-by-supsystic/#faq) * [Support Threads](https://wordpress.org/support/plugin/gallery-by-supsystic/) * [Active Topics](https://wordpress.org/support/plugin/gallery-by-supsystic/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/gallery-by-supsystic/unresolved/) * [Reviews](https://wordpress.org/support/plugin/gallery-by-supsystic/reviews/) * 3 replies * 2 participants * Last reply from: [ggr089](https://wordpress.org/support/users/ggr089/) * Last activity: [3 years, 1 month ago](https://wordpress.org/support/topic/fatal-error-backoffice/#post-16655445) * Status: resolved