Class file has wrong version 59.0 should be 55.0 July 8, 2019 16 32 64 128 Class file has wrong version 55.0 (class file version 55.0) Class file has wrong version 55.0 should be 52.0 Class file has wrong version 63.0 should be 61.0 Class file has wrong version 59.0 should be 56.0