Kaltura_Client_Exception thrown

Invalid KS "N2I0YWRmMTExNzg3NWI2MDRkODgyMGY1MTc4YmYyOGQyZDYzODRlNHwxMDE7OzE0NzUwMjI3NTc7MjsxNDc0OTM2MzU3Ljg5NDc7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"