TopicActive Directory →
0x800F0906 — Could not download source files
What does this error mean?
DISM fails to recover the components necessary for repair.
Probable causes
- Windows Update access blocked
- WSUS does not provide source
- Incorrect WinHTTP proxy
- server without Internet access
Verification and resolution
- Test HTTPS output of server
- Check netsh winhttp showperview
- Control WSUS strategies
- Use a local source exactly corresponding to the build if necessary
Precaution: Do not mix the sources of Windows images from different versions.