Warning: Use of undefined constant self - assumed 'self' (this will throw an Error in a future version of PHP) in system/modules/_autoload/NamespaceClassLoader.php on line 86
#0 system/modules/_autoload/NamespaceClassLoader.php(86): __error()
#1 system/modules/_autoload/NamespaceClassLoader.php(74): NamespaceClassLoader::addContaoRoot()
#2 system/modules/notification_center/config/autoload.php(26): NamespaceClassLoader::addClassMap()
#3 system/modules/core/library/Contao/ClassLoader.php(222): include('/var/www/previe...')
#4 system/initialize.php(105): Contao\ClassLoader::scanAndRegister()
#5 index.php(16): require('/var/www/previe...')
#6 {main}

Warning: Use of undefined constant self - assumed 'self' (this will throw an Error in a future version of PHP) in system/modules/_autoload/NamespaceClassLoader.php on line 86
#0 system/modules/_autoload/NamespaceClassLoader.php(86): __error()
#1 system/modules/_autoload/NamespaceClassLoader.php(74): NamespaceClassLoader::addContaoRoot()
#2 system/modules/isotope/config/autoload.php(27): NamespaceClassLoader::addClassMap()
#3 system/modules/core/library/Contao/ClassLoader.php(222): include('/var/www/previe...')
#4 system/initialize.php(105): Contao\ClassLoader::scanAndRegister()
#5 index.php(16): require('/var/www/previe...')
#6 {main}

Fatal error: Uncaught exception ParseError with message syntax error, unexpected end of file, expecting elseif (T_ELSEIF) or else (T_ELSE) or endif (T_ENDIF) thrown in templates/iso_reader_default.html5 on line 319
#0 system/modules/core/library/Contao/Template.php(277): Contao\BaseTemplate->parse()
#1 system/modules/core/classes/FrontendTemplate.php(46): Contao\Template->parse()
#2 composer/vendor/isotope/isotope-core/system/modules/isotope/library/Isotope/Model/Product/Standard.php(549): Contao\FrontendTemplate->parse()
#3 composer/vendor/isotope/isotope-core/system/modules/isotope/library/Isotope/Module/ProductReader.php(105): Isotope\Model\Product\Standard->generate()
#4 system/modules/core/modules/Module.php(287): Isotope\Module\ProductReader->compile()
#5 composer/vendor/codefog/contao-haste/library/Haste/Frontend/AbstractFrontendModule.php(52): Contao\Module->generate()
#6 composer/vendor/isotope/isotope-core/system/modules/isotope/library/Isotope/Module/Module.php(111): Haste\Frontend\AbstractFrontendModule->generate()
#7 composer/vendor/isotope/isotope-core/system/modules/isotope/library/Isotope/Module/ProductReader.php(62): Isotope\Module\Module->generate()
#8 system/modules/core/elements/ContentModule.php(59): Isotope\Module\ProductReader->generate()
#9 system/modules/core/library/Contao/Controller.php(484): Contao\ContentModule->generate()
#10 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement()
#11 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#12 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#13 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate()
#14 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle()
#15 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule()
#16 system/modules/i18nl10n/pages/PageI18nl10nRegular.php(85): Contao\PageRegular->generate()
#17 system/modules/core/controllers/FrontendIndex.php(285): Verstaerker\I18nl10n\Pages\PageI18nl10nRegular->generate()
#18 index.php(20): Contao\FrontendIndex->run()
#19 {main}