Kaltura_Client_Exception thrown

Invalid KS "M2NkN2U1Y2U3YzA0NDFmNzVjOWQ3MWZiODVlYjY2NDM3NDUyYmMzY3wxMDE7OzE0NzUzNDI4NDE7MjsxNDc1MjU2NDQxLjYzODU7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"