WaitUntilReady failure for 6.5

Getting an intermittent error when using the WaitUntilReady on the cluster that thinks the server is <6.5, when in fact it is 6.5.

[1327.40 INFO] (SDKD log:137) fail: SdkdConsole.Daemon.Control[0]
[1327.40 INFO] (SDKD log:137) Unexpected Exception on Run:One or more errors occurred. (Cluster level WaitUntilReady is only supported by Couchbase Server 6.5 or greater. If you think this exception is caused by another error, please check your SDK logs for detail.)
[1327.40 INFO] (SDKD log:137) System.AggregateException: One or more errors occurred. (Cluster level WaitUntilReady is only supported by Couchbase Server 6.5 or greater. If you think this exception is caused by another error, please check your SDK logs for detail.)
[1327.40 INFO] (SDKD log:137) ---> System.NotSupportedException: Cluster level WaitUntilReady is only supported by Couchbase Server 6.5 or greater. If you think this exception is caused by another error, please check your SDK logs for detail.
[1327.40 INFO] (LineGobbler doFilter:115) +++ Following exception has internal ID: 1
[1327.40 INFO] (SDKD log:137) at Couchbase.Cluster.WaitUntilReadyAsync(TimeSpan timeout, WaitUntilReadyOptions options) in C:\jenkins\workspace\sdk-net-situational-release\dotnet-situational-all\couchbase-net-client\src\Couchbase\Cluster.cs:line 198
at SdkdConsole.Daemon.Handle.ClusterAsync(ClusterOptions options) in C:\jenkins\workspace\sdk-net-situational-release\dotnet-situational-all\sdkd-net\src\SdkdConsole\Daemon\Handle.cs:line 322
[1327.40 INFO] (SDKD log:137) — End of inner exception stack trace —
[1330.38 INFO] (LineGobbler doFilter:115) +++ Following exception has internal ID: 3
[1330.38 INFO] (SDKD log:137) at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
at System.Threading.Tasks.Task`1.GetResultCore(Boolean waitCompletionNotification)
at System.Threading.Tasks.Task`1.get_Result()
at SdkdConsole.Daemon.Handle.Run() in C:\jenkins\workspace\sdk-net-situational-release\dotnet-situational-all\sdkd-net\src\SdkdConsole\Daemon\Handle.cs:line 98