Note: In newer versions of SCCM, move toward Enhanced HTTP to reduce reliance on the NAA. 7. Blocked by Untrusted Certificates or Blocked MACs
Verify the client's IP address falls within an active SCCM Boundary. Ensure that Boundary is associated with a Boundary Group that has the Management Point site system role assigned.
If WinPE lacks the correct network driver, or if security changes break network communication at this exact stage, the sequence fails. The machine retries several times before logging inside the SMSTS.log file and subsequently restarting. unable to download pxe variable file. exit code 14 sccm
by injecting the latest network drivers for the affected model. STP (Spanning Tree Protocol) Delay : If the network switch has STP enabled without
If you are currently stuck on a client machine with this error, run through this quick triage list in order: Potential Result Press F8 and type time / date Corrects SSL/TLS Handshake mismatches immediately. 2 Type ipconfig in the console Note: In newer versions of SCCM, move toward
Located on the .
In some cases, the client has a stale PXE advertisement stored in WMI. Delete the device from SCCM (if it’s not critical) and let it re-register. Alternatively, run: Clear-PXEAdvertisement.ps1 (community script) or manually delete the SMSPXE folder under SMS\DATA\ . Ensure that Boundary is associated with a Boundary
How to Fix SCCM Error "Unable to download PXE variable file. Exit code 14"
The BIOS/UEFI clock on the client machine is out of sync with the domain controller, causing HTTPS/certificates to fail.
Look for the specific URL it is trying to reach. If you see a (Not Found) or 403 (Forbidden), you know the issue is IIS/Permissions related. Summary Checklist BIOS Time: Is it synced with the server? MP Status: Is IIS running on the Management Point? Deployment: Did you "Clear Required PXE Deployments"?
|
|