Kaltura_Client_Exception thrown

Invalid KS "ZTBiNDdiOTYyZWRiNzdiYzY4NzliNTExYWQ5NWFiYWViNjI4ZDkxNnwxMDE7OzE0NzIzOTIzODI7MjsxNDcyMzA1OTgyLjQ4NDI7QW5vbnltb3VzO2VkaXQ6Kg==", Error "-1,INVALID_STR"