⚠️ 3 verified solutions available for Error 1789 — Last updated 2026-04-05
Error 1789 📋

Fix ERROR_TRUSTED_RELATIONSHIP_FAILURE — Windows Error Code 1789

Error 1789 (ERROR_TRUSTED_RELATIONSHIP_FAILURE) is a Windows RPC & Network error that occurs when the trust relationship between this workstation and the primary domain failed.. This guide provides step-by-step solutions to resolve this issue.

🏷️ Code: 1789 📛 ERROR_TRUSTED_RELATIONSHIP_FAILURE 📅 Updated: 2026-04-05 ⏱️ 3 Solutions
⚡ Quick Fix

Update Root Certificates: Open Command Prompt as Administrator

👇 See all 3 solutions below
🐞 Auto-Fix Script for Error 1789
⚠️ How to use: Open PowerShell as Administrator, paste the code above, and press Enter.
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📑 Table of Contents
What is Error 1789? Common Causes Step-by-Step Solutions Prevention Tips Related Errors

💡 What is Error 1789?

Windows System Error Code 1789, known as ERROR_TRUSTED_RELATIONSHIP_FAILURE, is a RPC & Network error that occurs during Remote Procedure Call (RPC) and network communication. The error indicates that: The trust relationship between this workstation and the primary domain failed. When this error is encountered, the Windows operating system was unable to complete the requested operation within the network services subsystem. The error code 1789 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_TRUSTED_RELATIONSHIP_FAILURE 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 Remote Procedure Call (RPC) and network communication is essential for effective troubleshooting.

⚠️ Common Causes

  • System date/time is incorrect, causing certificate validation to fail
  • Root certification authorities are outdated or missing
  • TLS protocol mismatch between client and server
  • Antivirus or proxy is intercepting SSL traffic with an untrusted certificate
📚 Comprehensive Guide

Troubleshooting COM and DCOM Architectural Failures (Event ID 10016)

A comprehensive guide on Component Object Model (COM), Distributed COM (DCOM), and how to safely interpret and resolve Event ID 10016 errors.

Read the full guide →

✅ Step-by-Step Solutions

1 Update Root Certificates
  1. Open Command Prompt as Administrator
  2. Run: certutil -generateSSTFromWU roots.sst
  3. This downloads the latest root certificates from Microsoft
  4. Open certmgr.msc → Trusted Root Certification Authorities → import roots.sst
  5. Restart your browser and applications
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2 Fix System Date and Time
  1. Incorrect system time is the #1 cause of SSL/TLS errors
  2. Right-click the clock in the taskbar → Adjust date/time
  3. Enable 'Set time automatically' and 'Set time zone automatically'
  4. Click 'Sync now' under 'Synchronize your clock'
  5. If time is significantly off, manually set it first, then enable auto-sync
3 Clear SSL State and Cache
  1. Press Win+R, type inetcpl.cpl, press Enter
  2. Go to the Content tab → click 'Clear SSL State'
  3. Go to the Advanced tab → ensure TLS 1.2 and TLS 1.3 are checked
  4. Uncheck SSL 3.0 and TLS 1.0 (outdated and insecure)
  5. Click Apply → OK and restart your browser

🎬 Video Tutorials

▶️ Watch Video Tutorials
How to fix Error 1789 (Trusted Relationship Failure)
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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 "*1789*" -or $_.Message -like "*ERROR_TRUSTED_RELATIONSHIP_FAILURE*"} | Format-List

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

🛡️ Prevention Tips

  • Keep your system clock synchronized (Settings → Time & Language → Sync now)
  • Install Windows Updates regularly to keep root certificates current
  • Disable SSL inspection in antivirus software if it causes certificate errors
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Last updated: 2026-04-05
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Based on Official Microsoft Documentation
Solutions Tested on Windows 10 & 11
Error codes sourced from Microsoft Win32 SDK. Updated 2026-04-05.
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