Internal server problem in NC Client, webdav type error

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Cannot access files after upgrade to Nextcloud 25

After upgrading to Nextcloud version 25 today, I was no longer able to access my files (using the files app). I started getting the following error: This directory is unavailable, please check the logs or contact the administrator The error in the logs that seems to be causing the issues is: [webdav] Error: TypeError: Return value of OCA\DAV\Connector\Sabre\FilesPlugin::OCA\DAV\Connector\Sabre\{closure}() must be of the type int or null, float returned at <<closure>> 0. /var/www/nextcloud/3…