Kaltura_Client_Exception thrown

Invalid KS "ZWM5MDMyNmNlOTk4MmExZDQyYzVmNTcyMjAzNTM4Y2E0Y2MwY2Y3M3wxMDE7OzE0OTMwODQyNjU7MjsxNDkyOTk3ODY1LjU2OTQ7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"