发一下完整的报错日志，可以扫下方二维码进社区群方便交流

你好，缺少组件场景截图，日志报错信息比较简单，无法定位问题在哪里；可以加社区群，更容易沟通和解决问题。

ETL01:admin at 08/11 10:07:14 traceId:64d597d02fa14376bf16a143 =&gt调试信息=&gt{ "TxnId": 1023, "Label": "ea41367a-5040-40b2-b231-5a8e34209bd2", "Status": "Fail", "Message": "Failed to iterate document stream as object. error: The JSON element does not have the requested type.", "NumberTotalRows": 0, "NumberLoadedRows": 0, "NumberFilteredRows": 0, "NumberUnselectedRows": 0, "LoadBytes": 649, "LoadTimeMs": 40, "BeginTxnTimeMs": 1, "StreamLoadPlanTimeMs": 1, "ReadDataTimeMs": 0, "WriteDataTimeMs": 36, "CommitAndPublishTimeMs": 0, "ErrorURL": "http://192.168.0.230:8040/api/_load_error_log?file=error_log_2a4c401d89cacc4c_13a7dd7d5aec948e" }

这边复现不了，加一下社区群发下完整日志看下