Kaltura_Client_Exception thrown

Invalid KS "NDkxYmUwZTBhNTI2ZjliZjg4NTM1MDY1MjUxNWYyYTZmMmI4NDllNHwxMDE7OzE0OTg1Mjk3MDE7MjsxNDk4NDQzMzAxLjM3NTU7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"