Hi All,
I have one master server which is configured with DD Boost, in that few of the VM backups failing with error code 156, i checked vss writers status on server seems all writers are stable.
Master server OS & NBUversion: HP UX & 7.5.0.6
Client OS & NBU version: Windows 2008 R2 & 7.5.0.4
I found some error in event logs on server as below, kindly suggest what else need to check to fix issue.
Volume Shadow Copy Service error: Unexpected error DeviceIoControl(\\?\fdc#generic_floppy_drive#6&2bc13940&0&0#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b} - 0000000000000464,0x00560000,0000000000000000,0,00000000002487A0,4096,[0]). hr = 0x80070001, Incorrect function.
.
Operation:
Exposing Recovered Volumes
Locating shadow-copy LUNs
PostSnapshot Event
Executing Asynchronous Operation
Context:
Device: \\?\fdc#generic_floppy_drive#6&2bc13940&0&0#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}
Examining Detected Volume: Existing - \\?\fdc#generic_floppy_drive#6&2bc13940&0&0#{53f5630d-b6bf-11d0-94f2-00a0c91efb8b}
Execution Context: Provider
Provider Name: VMware Snapshot Provider
Provider Version: 1.0.0
Provider ID: {564d7761-7265-2056-5353-2050726f7669}
Current State: DoSnapshotSet