Ensure that the same set of CAU plug-ins is installed on all cluster nodes by following the installation procedure for the ...

Ensure that the same set of CAU plug-ins is installed on all cluster nodes by following the installation procedure for the product that supplies the CAU plug-in, or by running the Register-CauPlugin Windows PowerShell cmdlet on the required cluster nodes. Alternatively, uninstall CAU plug-ins from the nodes that are no longer required for updating.