Kaltura_Client_Exception thrown

Invalid KS "MDQ4ZWQ3NWJhNzFhMDkwMWZiMTU3NzE2ZDUzY2ZkODdjZTVlM2ZjYnwxMDE7OzE0OTU4MDIzNzA7MjsxNDk1NzE1OTcwLjIwNjY7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"