# Can't activate #wfLoadExtension( 'BlueSpiceFoundation' ); **URL:** \ **Category:** Configuration/Setup\ **Created:** [July 16, 2024, 11:44pm UTC](https://community.bluespice.com/t/cant-activate-wfloadextension-bluespicefoundation/163 "2024-07-16T23:44:32Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![tr1age](https://dub1.discourse-cdn.com/flex017/user_avatar/community.bluespice.com/tr1age/32/118_2.png) [@tr1age](https://community.bluespice.com/u/tr1age)\ **Post date:** [July 16, 2024, 11:44pm UTC](https://community.bluespice.com/t/cant-activate-wfloadextension-bluespicefoundation/163/1 "2024-07-16T23:44:33Z")
**Describe the issue / Steps to reproduce:** Can’t seem to get this to activate. I renamed vendor because that was suggested but then I get the error above. With Vendor folder in tact I get the second error. ````MediaWiki Original exception: [dd451e882947b4c7735e159a] /wiki/Special:Preferences Error: Class "MWStake\MediaWiki\Component\ManifestRegistry\ManifestAttributeBasedRegistry" not found Backtrace: from /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/src/ExtensionAttributeBasedRegistry.php(7) #0 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/AutoLoader.php(223): require() #1 /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/includes/ServiceWiring.php(24): AutoLoader::autoload() #2 /home/u641889600/domains/uoalive.com/public_html/wiki/vendor/wikimedia/services/src/ServiceContainer.php(445): Wikimedia\Services\ServiceContainer::{closure}() #3 /home/u641889600/domains/uoalive.com/public_html/wiki/vendor/wikimedia/services/src/ServiceContainer.php(411): Wikimedia\Services\ServiceContainer->createService() #4 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/MediaWikiServices.php(356): Wikimedia\Services\ServiceContainer->getService() #5 /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/src/Foundation.php(70): MediaWiki\MediaWikiServices->getService() #6 /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/src/Foundation.php(61): BlueSpice\Foundation->overwriteGlobals() #7 /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/src/Foundation.php(47): BlueSpice\Foundation->initialize() #8 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/Setup.php(571): BlueSpice\Foundation::BlueSpice\{closure}() #9 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/WebStart.php(85): require_once(string) #10 /home/u641889600/domains/uoalive.com/public_html/wiki/index.php(50): require(string) #11 {main} Exception caught inside exception handler: [dd451e882947b4c7735e159a] /wiki/Special:Preferences Error: Class "MWStake\MediaWiki\Component\ManifestRegistry\ManifestAttributeBasedRegistry" not found Backtrace: from /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/src/ExtensionAttributeBasedRegistry.php(7) #0 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/AutoLoader.php(223): require() #1 /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/includes/ServiceWiring.php(75): AutoLoader::autoload() #2 /home/u641889600/domains/uoalive.com/public_html/wiki/vendor/wikimedia/services/src/ServiceContainer.php(445): Wikimedia\Services\ServiceContainer::{closure}() #3 /home/u641889600/domains/uoalive.com/public_html/wiki/vendor/wikimedia/services/src/ServiceContainer.php(411): Wikimedia\Services\ServiceContainer->createService() #4 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/MediaWikiServices.php(356): Wikimedia\Services\ServiceContainer->getService() #5 /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/src/Hook/ParserFirstCallInit/AddTags.php(11): MediaWiki\MediaWikiServices->getService() #6 /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/src/Hook.php(126): BlueSpice\Hook\ParserFirstCallInit\AddTags->doProcess() #7 /home/u641889600/domains/uoalive.com/public_html/wiki/extensions/BlueSpiceFoundation/src/Hook/ParserFirstCallInit.php(51): BlueSpice\Hook->process() #8 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/HookContainer/HookContainer.php(159): BlueSpice\Hook\ParserFirstCallInit::callback() #9 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/HookContainer/HookRunner.php(2956): MediaWiki\HookContainer\HookContainer->run() #10 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/parser/Parser.php(557): MediaWiki\HookContainer\HookRunner->onParserFirstCallInit() #11 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/parser/ParserFactory.php(204): MediaWiki\Parser\Parser->__construct() #12 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/language/MessageCache.php(1472): ParserFactory->create() #13 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/language/MessageCache.php(1453): MessageCache->getParser() #14 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/Message/Message.php(1510): MessageCache->transform() #15 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/Message/Message.php(1057): MediaWiki\Message\Message->transformText() #16 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/Message/Message.php(1105): MediaWiki\Message\Message->format() #17 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/exception/MWExceptionRenderer.php(255): MediaWiki\Message\Message->text() #18 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/exception/MWExceptionRenderer.php(197): MWExceptionRenderer::msg() #19 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/exception/MWExceptionRenderer.php(106): MWExceptionRenderer::reportHTML() #20 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/exception/MWExceptionHandler.php(133): MWExceptionRenderer::output() #21 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/exception/MWExceptionHandler.php(237): MWExceptionHandler::report() #22 /home/u641889600/domains/uoalive.com/public_html/wiki/includes/exception/MWExceptionHandler.php(205): MWExceptionHandler::handleException() #23 [internal function]: MWExceptionHandler::handleUncaughtException() #24 {main} ``` **Can't seem to get this to activate. I renamed vendor because that was suggested but then I get the error above. With Vendor folder in tact I get** ```` MediaWiki internal error. Original exception: [be43fda6a0d84f15f8cad2ee] /wiki/MediaWiki:Common.css Error: Class “ResourceLoaderFileModule” not found Backtrace: from /home/u641889600/domains/uoalive.com/public\_html/wiki/extensions/BlueSpiceFoundation/vendor/mwstake/mediawiki-component-commonuserinterface/src/ResourceLoader/LessVars.php(12) #0 /home/u641889600/domains/uoalive.com/public\_html/wiki/vendor/composer/ClassLoader.php(582): include() #1 /home/u641889600/domains/uoalive.com/public\_html/wiki/vendor/composer/ClassLoader.php(433): Composer\Autoload{closure}() #2 /home/u641889600/domains/uoalive.com/public\_html/wiki/extensions/BlueSpiceFoundation/src/ResourceModule/LessVars.php(10): Composer\Autoload\ClassLoader-\>loadClass() #3 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/AutoLoader.php(223): require(string) #4 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/ResourceLoader/ResourceLoader.php(417): AutoLoader::autoload() #5 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(626): MediaWiki\ResourceLoader\ResourceLoader-\>getModule() #6 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(650): MediaWiki\Output\OutputPage-\>filterModules() #7 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(671): MediaWiki\Output\OutputPage-\>getModules() #8 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(3462): MediaWiki\Output\OutputPage-\>getModuleStyles() #9 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(3543): MediaWiki\Output\OutputPage-\>getRlClient() #10 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/skins/SkinMustache.php(98): MediaWiki\Output\OutputPage-\>headElement() #11 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/skins/SkinTemplate.php(176): SkinMustache-\>generateHTML() #12 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(3004): SkinTemplate-\>outputPage() #13 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/actions/ActionEntryPoint.php(162): MediaWiki\Output\OutputPage-\>output() #14 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/MediaWikiEntryPoint.php(199): MediaWiki\Actions\ActionEntryPoint-\>execute() #15 /home/u641889600/domains/uoalive.com/public\_html/wiki/index.php(58): MediaWiki\MediaWikiEntryPoint-\>run() #16 {main} Exception caught inside exception handler: [be43fda6a0d84f15f8cad2ee] /wiki/MediaWiki:Common.css Error: Class “ResourceLoaderFileModule” not found Backtrace: from /home/u641889600/domains/uoalive.com/public\_html/wiki/extensions/BlueSpiceFoundation/vendor/mwstake/mediawiki-component-commonuserinterface/src/ResourceLoader/LessVars.php(12) #0 /home/u641889600/domains/uoalive.com/public\_html/wiki/vendor/composer/ClassLoader.php(582): include() #1 /home/u641889600/domains/uoalive.com/public\_html/wiki/vendor/composer/ClassLoader.php(433): Composer\Autoload{closure}() #2 /home/u641889600/domains/uoalive.com/public\_html/wiki/extensions/BlueSpiceFoundation/src/ResourceModule/LessVars.php(10): Composer\Autoload\ClassLoader-\>loadClass() #3 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/AutoLoader.php(223): require(string) #4 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/ResourceLoader/ResourceLoader.php(417): AutoLoader::autoload() #5 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(626): MediaWiki\ResourceLoader\ResourceLoader-\>getModule() #6 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(650): MediaWiki\Output\OutputPage-\>filterModules() #7 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(671): MediaWiki\Output\OutputPage-\>getModules() #8 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(3462): MediaWiki\Output\OutputPage-\>getModuleStyles() #9 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(3543): MediaWiki\Output\OutputPage-\>getRlClient() #10 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/skins/SkinMustache.php(98): MediaWiki\Output\OutputPage-\>headElement() #11 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/skins/SkinTemplate.php(176): SkinMustache-\>generateHTML() #12 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/Output/OutputPage.php(3004): SkinTemplate-\>outputPage() #13 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/exception/MWExceptionRenderer.php(189): MediaWiki\Output\OutputPage-\>output() #14 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/exception/MWExceptionRenderer.php(106): MWExceptionRenderer::reportHTML() #15 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/exception/MWExceptionHandler.php(133): MWExceptionRenderer::output() #16 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/exception/MWExceptionHandler.php(237): MWExceptionHandler::report() #17 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/MediaWikiEntryPoint.php(221): MWExceptionHandler::handleException() #18 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/actions/ActionEntryPoint.php(82): MediaWiki\MediaWikiEntryPoint-\>handleTopLevelError() #19 /home/u641889600/domains/uoalive.com/public\_html/wiki/includes/MediaWikiEntryPoint.php(205): MediaWiki\Actions\ActionEntryPoint-\>handleTopLevelError() #20 /home/u641889600/domains/uoalive.com/public\_html/wiki/index.php(58): MediaWiki\MediaWikiEntryPoint-\>run() #21 {main} ```auto **System info:** |Product|Version| |---|---| |MediaWiki|1.42.1| |PHP|8.2.15 (litespeed)| |ICU|64.2| |MariaDB|10.11.8-MariaDB-cll-lve| |Pygments|2.17.2| ``` ---
**Author:** ![monique.gaehl](https://avatars.discourse-cdn.com/v4/letter/m/c2a13f/32.png) [@monique.gaehl](https://community.bluespice.com/u/monique.gaehl)\ **Post date:** [August 21, 2024, 12:13pm UTC](https://community.bluespice.com/t/cant-activate-wfloadextension-bluespicefoundation/163/2 "2024-08-21T12:13:26Z")
Hello tr1age, thank you for your post in our forum! BlueSpice is not compatible with MediaWiki version 1.42.1. I can recommend you to use the 1.39 version. best regards