Kaltura_Client_Exception thrown

Invalid KS "NTc2MzdhYTJmYzllMzU5MmY5NWY1OGJmZjJlMWZmNmJjMThiNGMzMnwxMDE7OzE1MDA3OTI1MDE7MjsxNTAwNzA2MTAxLjkxNDY7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"