⚠️ 2 verified solutions available for Error 6829 — Last updated 2026-03-31
Error 6829 📋

Fix ERROR_ROLLBACK_TIMER_EXPIRED — Windows Error Code 6829

Error 6829 (ERROR_ROLLBACK_TIMER_EXPIRED) is a Windows Networking error that occurs when a rollback could not be scheduled because a previously scheduled rollback has already executed or been queued for execution.. This guide provides step-by-step solutions to resolve this issue.

🏷️ Code: 6829 📛 ERROR_ROLLBACK_TIMER_EXPIRED 📅 Updated: 2026-03-31 ⏱️ 2 Solutions
⚡ Quick Fix

Complete Network Reset: Open Command Prompt as Administrator

👇 See all 2 solutions below
🐞 Auto-Fix Script for Error 6829
⚠️ How to use: Open PowerShell as Administrator, paste the code above, and press Enter.
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📑 Table of Contents
What is Error 6829? Common Causes Step-by-Step Solutions Prevention Tips Related Errors

💡 What is Error 6829?

Windows System Error Code 6829, known as ERROR_ROLLBACK_TIMER_EXPIRED, is a Networking error that occurs during advanced networking, Winsock, and IPSec. The error indicates that: A rollback could not be scheduled because a previously scheduled rollback has already executed or been queued for execution. When this error is encountered, the Windows operating system was unable to complete the requested operation within the networking stack subsystem. The error code 6829 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_ROLLBACK_TIMER_EXPIRED 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 advanced networking, Winsock, and IPSec is essential for effective troubleshooting.

⚠️ Common Causes

  • System resource conflict: A rollback could not be scheduled because a previously scheduled rollback has already executed or been queued for execution.
  • Network driver outdated/incompatible
  • TCP/IP stack corruption
  • IP configuration incorrect
📚 Comprehensive Guide

Understanding HRESULT Codes: A Deep Dive into Windows Error Architecture

A deep technical dive into decoding 32-bit HRESULT error codes in Windows, understanding facility codes, and identifying error sources.

Read the full guide →

✅ Step-by-Step Solutions

1 Complete Network Reset
  1. Open Command Prompt as Administrator
  2. Run: netsh winsock reset && netsh int ip reset
  3. Run: ipconfig /release && ipconfig /renew
  4. Restart your computer
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Show Advanced Solutions (1 more)
2 Advanced Diagnostic for ERROR_ROLLBACK_TIMER_EXPIRED
  1. Open Windows Event Viewer (eventvwr.msc)
  2. Navigate to Windows Logs → System to find Event ID 6829
  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 6829 (Rollback Timer Expired)
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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 "*6829*" -or $_.Message -like "*ERROR_ROLLBACK_TIMER_EXPIRED*"} | Format-List

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

🛡️ Prevention Tips

  • Update drivers from manufacturer site
  • Monitor network utilization
  • Document network configuration
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Last updated: 2026-03-31
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Based on Official Microsoft Documentation
Solutions Tested on Windows 10 & 11
Error codes sourced from Microsoft Win32 SDK. Updated 2026-03-31.
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