Microsoft has resolved a known issue that triggers Cluster service and VM restart issues after installing July's Windows Server 2019 security updates.

The company acknowledged the bug in a private advisory seen by BleepingComputer three weeks ago and asked businesses to reach out for support to mitigate the cluster issues.

As Redmond explained at the time, the Cluster service (a system component essential to cluster operation) may fail to function correctly after installing the KB5062557 update released on July 8th, while some nodes might also fail when attempting to rejoin their cluster and triggering errors on systems with the BitLocker Windows security feature enabled on Cluster Shared Volumes (CSV) drives.

"After installing the July Windows security update [..], the Cluster Serv

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