⚠️ 2 verified solutions available for Error 14069 — Last updated 2026-03-30
Error 14069 📋

Fix ERROR_SXS_XML_E_BADXMLCASE — Windows Error Code 14069

Error 14069 (ERROR_SXS_XML_E_BADXMLCASE) is a Windows Internet & WinHTTP error that occurs when manifest parse error: the name 'xml' is reserved and must be lower case.. This guide provides step-by-step solutions to resolve this issue.

🏷️ Code: 14069 📛 ERROR_SXS_XML_E_BADXMLCASE 📅 Updated: 2026-03-30 ⏱️ 2 Solutions
⚡ Quick Fix

Reset Internet Settings: Open Command Prompt as Administrator

👇 See all 2 solutions below
🐞 Auto-Fix Script for Error 14069
⚠️ How to use: Open PowerShell as Administrator, paste the code above, and press Enter.
✓ Safe & Transparent ✓ No Downloads Required ✓ Review Before Running
📑 Table of Contents
What is Error 14069? Common Causes Step-by-Step Solutions Prevention Tips Related Errors

💡 What is Error 14069?

Windows System Error Code 14069, known as ERROR_SXS_XML_E_BADXMLCASE, is a Internet & WinHTTP error that occurs during WinHTTP, WinInet, and internet protocols. The error indicates that: Manifest Parse Error: The name 'xml' is reserved and must be lower case. When this error is encountered, the Windows operating system was unable to complete the requested operation within the internet services subsystem. The error code 14069 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_BADXMLCASE 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 name 'xml' is reserved and must be lower case.
  • Proxy misconfigured
  • SSL/TLS handshake failure
  • Client certificate expired
📚 Comprehensive Guide

The Complete Windows Event Viewer Masterclass for Crash Investigation

A deep dive into parsing the Windows Event Viewer, filtering DCOM / Service Control Manager logs, and finding the true root cause of silent application crashes.

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
Advertisement
[AdSense In-Article Ad Generator]
Show Advanced Solutions (1 more)
2 Advanced Diagnostic for ERROR_SXS_XML_E_BADXMLCASE
  1. Open Windows Event Viewer (eventvwr.msc)
  2. Navigate to Windows Logs → System to find Event ID 14069
  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

▶️ Watch Video Tutorials
How to fix Error 14069 (Sxs Xml E Badxmlcase)
Open on YouTube →

💻 Diagnostic Command

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

Get-EventLog -LogName System -Newest 20 | Where-Object {$_.Message -like "*14069*" -or $_.Message -like "*ERROR_SXS_XML_E_BADXMLCASE*"} | 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
Was this helpful?
Last updated: 2026-03-30
📖
Based on Official Microsoft Documentation
Solutions Tested on Windows 10 & 11
Error codes sourced from Microsoft Win32 SDK. Updated 2026-03-30.
🔧 Diagnose Your Error