Fatal error: During inheritance of Iterator: Uncaught TYPO3\CMS\Core\Cache\Exception\NoSuchCacheException: A cache with identifier "assets" does not exist. in /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Cache/CacheManager.php:137 Stack trace: #0 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Imaging/IconRegistry.php(540): TYPO3\CMS\Core\Cache\CacheManager->getCache() #1 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Imaging/IconRegistry.php(514): TYPO3\CMS\Core\Imaging\IconRegistry->getCachedBackendIcons() #2 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Imaging/IconRegistry.php(494): TYPO3\CMS\Core\Imaging\IconRegistry->initialize() #3 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Utility/GeneralUtility.php(3681): TYPO3\CMS\Core\Imaging\IconRegistry->__construct() #4 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Imaging/IconFactory.php(65): TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance() #5 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Utility/GeneralUtility.php(3681): TYPO3\CMS\Core\Imaging\IconFactory->__construct() #6 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/TimeTracker/TimeTracker.php(219): TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance() #7 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Error/ErrorHandler.php(156): TYPO3\CMS\Core\TimeTracker\TimeTracker->setTSlogMessage() #8 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Compatibility/LoadedExtensionsArray.php(22): TYPO3\CMS\Core\Error\ErrorHandler->handleError() #9 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/vendor/composer/ClassLoader.php(444): include('/home/ewn15sj8y...') #10 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/vendor/composer/ClassLoader.php(322): Composer\Autoload\includeFile() #11 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/vendor/typo3/class-alias-loader/src/ClassAliasLoader.php(130): Composer\Autoload\ClassLoader->loadClass() #12 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/vendor/typo3/class-alias-loader/src/ClassAliasLoader.php(120): TYPO3\ClassAliasLoader\ClassAliasLoader->loadClass() #13 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Package/PackageManager.php(309): TYPO3\ClassAliasLoader\ClassAliasLoader->loadClassWithAlias() #14 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Package/PackageManager.php(150): TYPO3\CMS\Core\Package\PackageManager->initializeCompatibilityLoadedExtArray() #15 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Core/Bootstrap.php(503): TYPO3\CMS\Core\Package\PackageManager->initialize() #16 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Core/Bootstrap.php(112): TYPO3\CMS\Core\Core\Bootstrap::createPackageManager() #17 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/index.php(24): TYPO3\CMS\Core\Core\Bootstrap::init() #18 /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/index.php(25): {closure}() #19 {main} in /home/ewn15sj8yc48/migrated_webspace/www/typo3cms_2020_Q1/typo3/sysext/core/Classes/Compatibility/LoadedExtensionsArray.php on line 22