Logger::error('Update ERROR.', ['from' => $stored, 'to' => $current, 'retval' => $retval]);
DI::config()->set('system', 'update', Update::FAILED);
DI::lock()->release('dbupdate');
Logger::error('Update ERROR.', ['from' => $stored, 'to' => $current, 'retval' => $retval]);
DI::config()->set('system', 'update', Update::FAILED);
DI::lock()->release('dbupdate');