Joomla\CMS\Cache\Storage\FileStorage::_deleteFolder You can't delete a base folder.
Joomla\CMS\Cache\Storage\FileStorage::_deleteFolder Failed deleting 6a633a0c98ea5db608e68e7375f2b86d-cache-mod_menu-b1baf2b90cef750133c0bad13d66daee.php
Joomla\CMS\Cache\Storage\FileStorage::_deleteFolder Failed deleting 6a633a0c98ea5db608e68e7375f2b86d-cache-mod_k2_tools-e4c39684925f86efdd501ece7aada630.php
Joomla\CMS\Cache\Storage\FileStorage::_deleteFolder JFolder: :delete: Could not delete folder. Path: [ROOT]/cache/mod_k2_tools
Joomla\CMS\Cache\Storage\FileStorage::_deleteFolder JFolder: :delete: Could not delete folder. Path: [ROOT]/cache/mod_menu