Kaltura_Client_Exception thrown

Invalid KS "MTY5Y2U4NDc0Zjg5MmFjNTNjMzc3OThhM2M3MTY5MTc5ZDBhMzU2YnwxMDE7OzE0OTgzMjA2NTE7MjsxNDk4MjM0MjUxLjczMjg7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"