Error code

Windows 0x800704C7

WINDOWS0x800704C7
System Error Code· A POSIX/system errno returned when a system call fails.

What it means

The operation was canceled by the user..

How to fix it

  1. Retry the operation without canceling it.
  2. ensure no policy or timeout cancels the task.
  3. check for a script or tool issuing a cancel.
  4. run the operation interactively to confirm.

Not affiliated with Windows. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.