Unable To Download ((install)) Pxe Variable File. Exit Code 14 Sccm -

Check the MP_Control.log on your Primary Site server. Ensure the MP is healthy. You can also try to browse to http:// /SMS_MP/.sms_aut?mplist from another machine to see if the MP responds. 3. Clear Required PXE Deployments

Right-click the Device or the Collection in the SCCM Console and select "Clear Required PXE Deployments." This resets the flag and allows the device to request the variable file fresh. 4. Boundary Group Issues unable to download pxe variable file. exit code 14 sccm

Ensure your Network Access Account is configured correctly and the password hasn't expired. Additionally, if you are using Enhanced HTTP or PKI, ensure the certificates are valid and the MP is correctly configured to accept communication from "Workgroup" computers (which devices are during the PXE phase). 6. Examine the SMSTS.log To get the "smoking gun," you must look at the log file. While in WinPE, press F8 to open the Command Prompt. Navigate to X:\Windows\Temp\SMSTSLog\smsts.log . Check the MP_Control

Does the device's current IP belong to a Boundary Group? Boundary Group Issues Ensure your Network Access Account

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"?

Because PXE communication often relies on certificates (especially in HTTPS/PKI environments), the device's BIOS/UEFI time must match the server time.

If the MP is overwhelmed or the IIS services are down, it won't serve the variable file.