TYPO3 Exception 1504804727¶
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[10.4] - [9th April 2021]¶
The TYPO3 backend throws an exception, when I click on Extensions.
(1/1) #1504804727 RuntimeException This module "tools_ExtensionmanagerExtensionmanager" is only available as system maintainer in /foo/bar/typo3/sysext/core/Classes/Authentication/BackendUserAuthentication.php line 464
The currently logged in backend user has been removed from the system maintainers list. Ask for access to be granted again by a backend user who is a system maintainer. Any system maintainer may grant access to other users.