CreateFile failed on wintun device: \\?\ROOT#NET#0000#{cac88484-7515-4c03-82e6-71a87abac361}: Access is denied. (errno=5)
Open
@lstipakov is already working on this.
Since Sep 17, 2025.
Windows
- Dominant language
- C
- Stars
- 14.6k
- Forks
- 3.4k
- PR merge metrics
- No merged PRs in 30d
Description
IMPORTANT NOTE
CreateFile failed on wintun device: \\?\ROOT#NET#0000#{cac88484-7515-4c03-82e6-71a87abac361}: Access is denied. (errno=5)
Nothing but computer issues this weather, don't understand the problem.
Describe the bug
Trying to connect using Tun explicitly, TAP is not installed. Tun is set in .conf fiile.
To Reproduce
Steps to reproduce the behavior. Please make sure to not post any secrets like keys and passwords.
Expected behavior
It should work.
Version information (please complete the following information):
- OS: Windows 10
- OpenVPN version: 2.6.6
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Assessment
This issue has not been assessed yet.