⚠️ 2 verified solutions available for Error 14071 — Last updated 2026-04-04
Error 14071 📋

Fix ERROR_SXS_XML_E_UNEXPECTED_STANDALONE — Windows Error Code 14071

Error 14071 (ERROR_SXS_XML_E_UNEXPECTED_STANDALONE) is a Windows Internet & WinHTTP error that occurs when manifest parse error: the standalone attribute cannot be used in external entities.. This guide provides step-by-step solutions to resolve this issue.

🏷️ Code: 14071 📛 ERROR_SXS_XML_E_UNEXPECTED_STANDALONE 📅 Updated: 2026-04-04 ⏱️ 2 Solutions
⚡ Quick Fix

Reset Internet Settings: Open Command Prompt as Administrator

👇 See all 2 solutions below
🐞 Auto-Fix Script for Error 14071
⚠️ How to use: Open PowerShell as Administrator, paste the code above, and press Enter.
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📑 Table of Contents
What is Error 14071? Common Causes Step-by-Step Solutions Prevention Tips Related Errors

💡 What is Error 14071?

Windows System Error Code 14071, known as ERROR_SXS_XML_E_UNEXPECTED_STANDALONE, is a Internet & WinHTTP error that occurs during WinHTTP, WinInet, and internet protocols. The error indicates that: Manifest Parse Error: The standalone attribute cannot be used in external entities. When this error is encountered, the Windows operating system was unable to complete the requested operation within the internet services subsystem. The error code 14071 is returned by the GetLastError() function and provides developers with a specific identifier to diagnose the root cause of the failure. The symbolic name ERROR_SXS_XML_E_UNEXPECTED_STANDALONE maps directly to this numeric code and is commonly referenced in Microsoft documentation, developer forums, and system logs. Understanding this error and its context within WinHTTP, WinInet, and internet protocols is essential for effective troubleshooting.

⚠️ Common Causes

  • System resource conflict: Manifest Parse Error: The standalone attribute cannot be used in external entities.
  • Proxy misconfigured
  • SSL/TLS handshake failure
  • Client certificate expired
📚 Comprehensive Guide

Resolving Cryptographic Provider and Certificate Chain Errors (CRYPT_E_BAD_MSG)

An encyclopedia on resolving failing SSL/TLS handshake errors, root certificate trust issues, and Windows Cryptographic Services failures.

Read the full guide →

✅ Step-by-Step Solutions

1 Reset Internet Settings
  1. Open Command Prompt as Administrator
  2. Run: netsh winhttp reset proxy
  3. Open Internet Options → Advanced → Reset
  4. Restart your browser and applications
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Show Advanced Solutions (1 more)
2 Advanced Diagnostic for ERROR_SXS_XML_E_UNEXPECTED_STANDALONE
  1. Open Windows Event Viewer (eventvwr.msc)
  2. Navigate to Windows Logs → System to find Event ID 14071
  3. Look for associated warnings that occurred immediately before the system crashed
  4. Right-click the entry and export the log file for further analysis

🎬 Video Tutorials

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How to fix Error 14071 (Sxs Xml E Unexpected Standalone)
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💻 Diagnostic Command

Run this PowerShell command to find related events in your system log:

Get-EventLog -LogName System -Newest 20 | Where-Object {$_.Message -like "*14071*" -or $_.Message -like "*ERROR_SXS_XML_E_UNEXPECTED_STANDALONE*"} | Format-List

💡 Open PowerShell as Administrator, paste the command above, and press Enter.

🛡️ Prevention Tips

  • Use centralized proxy management
  • Keep root certificates updated
  • Disable legacy SSL 3.0 protocol
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Last updated: 2026-04-04
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Based on Official Microsoft Documentation
Solutions Tested on Windows 10 & 11
Error codes sourced from Microsoft Win32 SDK. Updated 2026-04-04.
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