{"id":19026837,"date":"2026-09-23T05:01:09","date_gmt":"2026-09-23T05:01:09","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/install-errors-on-6-17-5\/"},"modified":"2026-09-23T05:01:09","modified_gmt":"2026-09-23T05:01:09","slug":"install-errors-on-6-17-5","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/install-errors-on-6-17-5\/","title":{"rendered":"install errors on 6.17.5"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Getting these errors on fresh install of 6.17.5<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">WP 7.13. <br \/>PHP 8.3<br \/>WP default theme<br \/>Turned off all non essential plugs<br \/>Please advise<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>Warning: include(\/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/vendor\/vendor-prefixed\/composer\/..\/stellarwp\/installer\/src\/Installer\/Button.php): Failed to open stream: No such file or directory in \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/vendor\/vendor-prefixed\/composer\/ClassLoader.php on line 576<br \/><br \/>Warning: include(\/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/vendor\/vendor-prefixed\/composer\/..\/stellarwp\/installer\/src\/Installer\/Button.php): Failed to open stream: No such file or directory in \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/vendor\/vendor-prefixed\/composer\/ClassLoader.php on line 576<br \/><br \/>Warning: include(): Failed opening '\/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/vendor\/vendor-prefixed\/composer\/..\/stellarwp\/installer\/src\/Installer\/Button.php' for inclusion (include_path='.:\/usr\/share\/pear') in \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/vendor\/vendor-prefixed\/composer\/ClassLoader.php on line 576<br \/><br \/>Fatal error: Uncaught Error: Class \"TEC\\Common\\StellarWP\\Installer\\Button\" not found in \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/vendor\/vendor-prefixed\/stellarwp\/installer\/src\/Installer\/Handler\/Plugin.php:184 Stack trace: #0 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/vendor\/vendor-prefixed\/stellarwp\/installer\/src\/Installer\/Installer.php(347): TEC\\Common\\StellarWP\\Installer\\Handler\\Plugin-&gt;get_button() #1 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/src\/admin-views\/notices\/install-event-tickets.php(36): TEC\\Common\\StellarWP\\Installer\\Installer-&gt;render_plugin_button('event-tickets', 'install', 'Install Event T...', 'https:\/\/asurrog...') #2 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/src\/Tribe\/Template.php(1069): include('\/home\/linweb43\/...') #3 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/src\/Tribe\/Template.php(919): Tribe__Template-&gt;template_safe_include(NULL) #4 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/src\/Tribe\/Admin\/Notice\/Install_Event_Tickets.php(269): Tribe__Template-&gt;template(Array, Array, false) #5 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/src\/Tribe\/Admin\/Notices.php(224): Tribe\\Events\\Admin\\Notice\\Install_Event_Tickets-&gt;notice_install(Object(stdClass)) #6 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-includes\/class-wp-hook.php(353): Tribe__Admin__Notices-&gt;__call('render_event-ti...', Array) #7 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-includes\/class-wp-hook.php(377): WP_Hook-&gt;apply_filters(false, Array) #8 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-includes\/plugin.php(523): WP_Hook-&gt;do_action(Array) #9 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-admin\/admin-header.php(313): do_action('admin_notices') #10 \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-admin\/edit.php(411): require_once('\/home\/linweb43\/...') #11 {main} thrown in \/home\/&#091;SNIP]\/user\/htdocs\/sid\/wp-content\/plugins\/the-events-calendar\/common\/vendor\/vendor-prefixed\/stellarwp\/installer\/src\/Installer\/Handler\/Plugin.php on line 184<\/code><\/pre>\n","protected":false},"template":"","class_list":["post-19026837","topic","type-topic","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19026837","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19026837\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=19026837"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}