'Error applying DVD Drive changes' and 'Error applying Hard Drive changes' when Hyper-V tries to mount iso file
Applies to
- ONTAP 9
- Hyper-V
- CIFS/SMB
Issue
- Hyper-V virtual machine (VM) fails to mount a .iso file that is accessible via ONTAP CIFS/SMB
Error applying DVD Drive changesError applying Hard Drive changes
- Windows File Explorer is able to browse the contents of the .iso file
- Packet trace shows that
- Client requests ONTAP perform IOCTL function
FSCTL_CREATE_OR_GET_OBJECT_ID (0x000900c0)- ONTAP replies with
NT Status: STATUS_INVALID_DEVICE_REQUEST (0xc0000010)
- ONTAP replies with
- Client sends
Create/Open(cmd5) request to open the .iso file- Client immediately sends
Close(cmd6) request to close the file, with zeroRead(cmd8) requests in between - Create requests used Access Mask
0x00100080— onlyREAD_ATTRIBUTESis set;FILE_READ_DATAis explicitly not set
- Client immediately sends
- Client requests ONTAP perform IOCTL function
