进行 SecureLGBM训练 时报错，请问对数据集格式有什么要求吗

[xdyixia]

使用的训练集见附件，可以帮忙看一下吗

agency0_data.csv
agency1_data.csv

诊断信息： {"msg":"query ML task status error, taskId: 11378627213010950_1_MODEL ,response: MLResponse(errorCode=0, message=success, data=MLResponse.Result(status=FAILURE, trafficVolume=0, execResult={"timecost": 0.209759, "diagnosis_msg": "Traceback (most recent call last):\n11378627213010950.11378627213010950_1_MODEL File \"/data/home/wedpr/wedpr-model/ppc_model/../ppc_common/ppc_async_executor/async_thread_executor.py\", line 27, in thread_target\n11378627213010950.11378627213010950_1_MODEL target(target_id, *args)\n11378627213010950.11378627213010950_1_MODEL File \"/data/home/wedpr/wedpr-model/ppc_model/../ppc_model/secure_lgbm/secure_lgbm_training_engine.py\", line 30, in run\n11378627213010950.11378627213010950_1_MODEL booster.fit()\n11378627213010950.11378627213010950_1_MODEL File \"/data/home/wedpr/wedpr-model/ppc_model/../ppc_model/secure_lgbm/vertical/active_party.py\", line 61, in fit\n11378627213010950.11378627213010950_1_MODEL feature_select, instance, used_glist, used_hlist = self._init_each_tree()\n11378627213010950.11378627213010950_1_MODEL File \"/data/home/wedpr/wedpr-model/ppc_model/../ppc_model/secure_lgbm/vertical/active_party.py\", line 173, in _init_each_tree\n11378627213010950.11378627213010950_1_MODEL gradient = self._loss_func.compute_gradient(\n11378627213010950.11378627213010950_1_MODEL File \"/data/home/wedpr/wedpr-model/ppc_model/../ppc_model/metrics/loss.py\", line 20, in compute_gradient\n11378627213010950.11378627213010950_1_MODEL return y_pred - y_true\n11378627213010950.11378627213010950_1_MODELTypeError: unsupported operand type(s) for -: 'float' and 'NoneType'\n11378627213010950.11378627213010950_1_MODEL", "user": "wjp01"}, workerStatus=FAILURE))","resultStatus":"FAILED"}