Kaltura_Client_Exception thrown

Invalid KS "MDUwOTU5MjMxOTcwYjhmMDRlMzIwNzgyNWNhMDEyMjg1NWJjZDhjMHwxMDE7OzE0ODc2MTc3MjE7MjsxNDg3NTMxMzIxLjM4OTI7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"