⚠️ 1 verified solutions available for Error 6727 — Last updated 2026-03-13
Error 6727 📋

Fix ERROR_TRANSACTIONMANAGER_IDENTITY_MISMATCH — Windows Error Code 6727

Error 6727 (ERROR_TRANSACTIONMANAGER_IDENTITY_MISMATCH) is a Windows Networking error that occurs when the transactionmanager identity that was supplied did not match the one recorded in the transactionmanager's log file.. This guide provides step-by-step solutions to resolve this issue.

🏷️ Code: 6727 📛 ERROR_TRANSACTIONMANAGER_IDENTITY_MISMATCH 📅 Updated: 2026-03-13 ⏱️ 1 Solutions

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⚡ Quick Fix

Complete Network Reset: Open Command Prompt as Administrator

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📑 Table of Contents
What is Error 6727? Common Causes Step-by-Step Solutions Prevention Tips Related Errors

💡 What is Error 6727?

Windows System Error Code 6727, known as ERROR_TRANSACTIONMANAGER_IDENTITY_MISMATCH, is a Networking error that occurs during advanced networking, Winsock, and IPSec. The error indicates that: The TransactionManager identity that was supplied did not match the one recorded in the TransactionManager's log file. When this error is encountered, the Windows operating system was unable to complete the requested operation within the networking stack subsystem. The error code 6727 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_TRANSACTIONMANAGER_IDENTITY_MISMATCH 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

  • Network driver outdated/incompatible
  • TCP/IP stack corruption
  • IP configuration incorrect
  • Remote resource unreachable
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✅ 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

🎬 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 "*6727*" -or $_.Message -like "*ERROR_TRANSACTIONMANAGER_IDENTITY_MISMATCH*"} | 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: 2026-03-13
📖
Based on Official Microsoft Documentation
Solutions Tested on Windows 10 & 11
Error codes sourced from Microsoft Win32 SDK. Updated 2026-03-13.
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