Kaltura_Client_Exception thrown

Invalid KS "OWUyMzA4OWZlNDM5MTU3Yzg2MjI1NjQ2M2I1OTI1NGJlYzgwYzFiMnwxMDE7OzE0OTgzMzcxODM7MjsxNDk4MjUwNzgzLjUwMTY7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"