Error: 'The disk <uuid> is not attached to the VM "########-####-####-####-############" when trying to detach a Named Disk from a Virtual Machine in VMware Cloud Director.

Products

• VMware Cloud Director

Issue/Introduction

• When you are trying to detach a named disk from a Virtual Machine inside an Organizational VDC you see the following error: 

com.vmware.vcloud.api.presentation.service.BadRequestException: The disk <uuid> is not attached to the VM "########-####-####-####-############" at bus "x" and unit "x".
    at com.vmware.vcloud.fabric.storage.disk.impl.DetachDiskActivity$DetachDiskFromVmPhase.handleDiskNotAttached(DetachDiskActivity.java:262)
        at com.vmware.vcloud.fabric.storage.disk.impl.DetachDiskActivity$DetachDiskFromVmPhase.invoke(DetachDiskActivity.java:166)
    at com.vmware.vcloud.activity.executors.ActivityRunner.runPhase(ActivityRunner.java:175)
    at com.vmware.vcloud.activity.executors.ActivityRunner.run(ActivityRunner.java:112)
    at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
    at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
    at java.base/java.lang.Thread.run(Thread.java:829)

Environment

10.x

Cause

This issue occurs because of stale child entries in the Cloud Director database that prevents the Virtual Machine from detaching the named disk from the VMware Cloud Director UI. 

Resolution

To work around this issue, contact Broadcom Support and note this Article ID (376759) in the problem description. For more information, see Creating and managing Broadcom support cases.