What is Windows Error 14069 (ERROR_SXS_XML_E_BADXMLCASE)?

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.

What causes Error 14069?

Proxy misconfigured. SSL/TLS handshake failure. Client certificate expired. WinHTTP response timeout

How do I fix Error 14069 (ERROR_SXS_XML_E_BADXMLCASE)?

Reset Internet Settings: Open Command Prompt as Administrator. Run: netsh winhttp reset proxy. Open Internet Options → Advanced → Reset. Restart your browser and applications

Fix ERROR_SXS_XML_E_BADXMLCASE — Windows Error Code 14069

🎮 Common Scenario: Are you experiencing Error 14069 while launching or installing Apex Legends? The solutions below directly address the system interactions specific to this application.

⚡ Quick Fix

Reset Internet Settings: Open Command Prompt as Administrator

👇 See all 1 solutions below

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📑 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

Proxy misconfigured
SSL/TLS handshake failure
Client certificate expired
WinHTTP response timeout

✅ Step-by-Step Solutions

1 Reset Internet Settings

Open Command Prompt as Administrator
Run: netsh winhttp reset proxy
Open Internet Options → Advanced → Reset
Restart your browser and applications

🎬 Video Tutorials

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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 "*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

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Last updated: 2026-03-13

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Based on Official Microsoft Documentation

Solutions Tested on Windows 10 & 11

Error codes sourced from Microsoft Win32 SDK. Updated 2026-03-13.