TYPO3 Core

Clicking on "Configure" for most of the extensions leads to a TYPO3 Exception.

The error message is:

#1: PHP Catchable Fatal Error: Argument 1 passed to TYPO3\CMS\Core\Utility\ArrayUtility::flatten() must be an array, boolean given, called in [...[...]/typo3/sysext/extensionmanager/Classes/Domain/Repository/ConfigurationItemRepository.php on line 196 and defined in
[...]/typo3/sysext/core/Classes/Utility/ArrayUtility.php line 301 (More information)

TYPO3\CMS\Core\Error\Exception thrown in file
[...]/typo3/sysext/core/Classes/Error/ErrorHandler.php in line 100.

Failing for these extensions

• css_styled_content
• opendocs
• rsaauth
• scheduler

Working for these extensions

• indexed_search
• rtehtmlarea
• saltedpasswords