| Event Id | 1071 |
| Source | ClusSvc |
| Description | Cluster node Numberattempted to join but was refused. The error code was <error code>. |
| Event Information | Error code: 5075 - If you use the command net helpmsg 5075, you can see that this event log error corresponds to the following message: "The cluster join operation failed due to incompatible software versions between the joining node and its sponsor". |
| Reference Links | How to Perform a Rolling Upgrade of Windows Server 2003 Server Clusters |
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