Kaltura_Client_Exception thrown

Invalid KS "ZjExNDNkMWUwMTRlNmYzMWRjN2ExYTBkMDY5M2Q4YzBlMTc5YTliNXwxMDE7OzE0OTMyNDY4OTA7MjsxNDkzMTYwNDkwLjM3MjQ7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"