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https://issues.apache.org/jira/browse/IOTDB-4041?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17575225#comment-17575225
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QiangShaowei commented on IOTDB-4041:
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it occur again in my cluster.
cluster: 3 DN 3CN
my cluster has some error. I want to clean all data and restart the cluster
1. I stop 3 DN and 3 CN
2. I delete the all data dir : DN wal, consensus, system dir; CN wal,
consensus, system dir; tsfile dir.
3. then restart 3CN and 1DN
it occur
!file:///C:/Users/q30026222/AppData/Roaming/eSpace_Desktop/UserData/q30026222/imagefiles/originalImgfiles/7649CAC7-1788-4F13-9017-AD2CCF91C325.png!
> LoadManager pingRegisteredConfigNodes() has ClassCastException
> ----------------------------------------------------------------
>
> Key: IOTDB-4041
> URL: https://issues.apache.org/jira/browse/IOTDB-4041
> Project: Apache IoTDB
> Issue Type: Bug
> Reporter: QiangShaowei
> Priority: Major
> Attachments: image-2022-08-04-19-20-40-700.png,
> image-2022-08-04-19-21-44-634.png, log-all.rar
>
>
> ConfigNode log has Exception about LoadManager
> # ConfigNode Info !image-2022-08-04-19-20-40-700.png!
> 2. when I restart a DataNode, the ConfigNode Info:
> it seem like LoagManager HeartBeat error
> !image-2022-08-04-19-21-44-634.png!
>
> log file is : log-all.rar
>
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