nextcloud / server

		if ($app !== false) {

			// check if the app is compatible with this version of ownCloud

			$info = self::getAppInfo($app);

			if(!is_array($info)) {

				throw new \Exception(

					$l->t('App "%s" cannot be installed because appinfo file cannot be read.',

						[$info['name']]

					)

				);

			}

			$version = \OCP\Util::getVersion();

			if (!self::isAppCompatible($version, $info)) {

		$l = \OC::$server->getL10N('core');

		if(!is_array($info)) {

			throw new \Exception(

				$l->t('App "%s" cannot be installed because appinfo file cannot be read.',

					[$info['name']]

				)

			);

		}

		$version = \OCP\Util::getVersion();

		if (!\OC_App::isAppCompatible($version, $info)) {