Applies to ONTAP 9.X Commvault Issue DMA unable to perform snapshot backup of DP volume and it fails with below error: Error: Snapshot creation failed because the volume is read-only. Please make sure...Applies to ONTAP 9.X Commvault Issue DMA unable to perform snapshot backup of DP volume and it fails with below error: Error: Snapshot creation failed because the volume is read-only. Please make sure the volume is read-writable.