Unable To [2021] Download Pxe Variable File. Exit Code 14 Sccm May 2026
Troubleshooting SCCM Error: "Unable to download PXE variable file. Exit code 14"
Testing tip: From the failed WinPE session, press F8 to open a command prompt. Use net use \\DP-SERVER\SMS_DP$ to test connectivity. A failure here confirms a firewall or NAA issue. unable to download pxe variable file. exit code 14 sccm
Troubleshooting "Unable to Download PXE Variable File. Exit Code 14" in SCCM
Introduction
One of the most powerful features of Microsoft Endpoint Configuration Manager (SCCM) is its Preboot Execution Environment (PXE) support, allowing bare-metal operating system deployment over the network. However, PXE boot is notoriously sensitive to environmental misconfigurations, network hiccups, and permission errors. Troubleshooting SCCM Error: "Unable to download PXE variable
Boundaries: Does the device's current IP belong to a Boundary Group? Clear and re-create package content (if corrupt): Testing
Next, he checks the permissions on the PXE variable file and ensures that the computer account (also known as the machine account) has read access to the file. He also verifies that the file is not corrupted and that the hash values match.
Check SMSTS.log on the client (located at X:\Windows\Temp\SMSTSLog\smsts.log) for more detailed error codes, such as 0x8004016c, which further confirms a failure to reach the Management Point. Advanced Solutions
Log segments to look for
- SMSTS.log (client/WinPE): lines around download attempts, HTTP/TFTP errors, and network resets.
- smspxe.log (DP): PXE request handling, file serve attempts, and any access-denied or timeout entries.
- distmgr.log / Content Library logs: validation that content is present and healthy on the DP.
- Restart WDS service and ensure it has necessary rights. If WDS fails repeatedly, consider removing PXE support and re-enable it via SCCM console (set PXE role off/on).