Hi there,

I'm having an issue when attempting to create a volume from an existing
snapshot...

I've created a snapshot of a volume that contains data, and I can see it
present from within Storage > Volumes > Snapshots with a status of Backed Up

When I attempt to use Rightscale to create the volume I get the following
failure from within CloudStack.

ERROR [cloud.api.ApiDispatcher] (Job-Executor-47:job-1550) Exception while
executing CreateVolumeCmd:
com.cloud.utils.exception.CloudRuntimeException: Unable to create volume
from snapshot 277 due to null
        at
com.cloud.storage.StorageManagerImpl.createVolumeFromSnapshot(StorageManagerImpl.java:588)
        at
com.cloud.utils.db.DatabaseCallback.intercept(DatabaseCallback.java:30)
        at
com.cloud.storage.StorageManagerImpl.createVolumeFromSnapshot(StorageManagerImpl.java:623)
        at
com.cloud.storage.StorageManagerImpl.createVolume(StorageManagerImpl.java:1790)
        at
com.cloud.utils.component.ComponentLocator$InterceptorDispatcher.intercept(ComponentLocator.java:1185)
        at
com.cloud.storage.StorageManagerImpl.createVolume(StorageManagerImpl.java:198)
        at
com.cloud.api.commands.CreateVolumeCmd.execute(CreateVolumeCmd.java:160)
        at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:132)
        at
com.cloud.async.AsyncJobManagerImpl$1.run(AsyncJobManagerImpl.java:427)
        at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
        at
java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
        at java.util.concurrent.FutureTask.run(FutureTask.java:166)
        at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
        at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
        at java.lang.Thread.run(Thread.java:679)

I'm using CloudStack 3.0.2 with XenServer..

My volumes disk space look as follows (mounted on a temp server to get
values):
cloudstack-sec.zone.mydomain.com:/vol/CLOUDSTACK_02         250G   28G
223G  11% /mnt/cs-sec

Can anyone shed any light?

Carl

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