Kaltura_Client_Exception thrown

Invalid KS "Y2FiMjViODdlOTk2M2M2YTM2NmZlNzc3Yzk1ZTgxNDY5ZTgxN2NiMnwxMDE7OzE0OTM2MzczMTY7MjsxNDkzNTUwOTE2Ljc5OTg7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"