⚠️ 3 verified solutions available for Error 1809 — Last updated 2026-03-13
Error 1809 📋

Fix ERROR_NOLOGON_SERVER_TRUST_ACCOUNT — Windows Error Code 1809

Error 1809 (ERROR_NOLOGON_SERVER_TRUST_ACCOUNT) is a Windows RPC & Network error that occurs when the account used is a server trust account. use your global user account or local user account to access this server.. This guide provides step-by-step solutions to resolve this issue.

🏷️ Code: 1809 📛 ERROR_NOLOGON_SERVER_TRUST_ACCOUNT 📅 Updated: 2026-03-13 ⏱️ 3 Solutions

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⚡ Quick Fix

Update Root Certificates: Open Command Prompt as Administrator

👇 See all 3 solutions below

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📑 Table of Contents
What is Error 1809? Common Causes Step-by-Step Solutions Prevention Tips Related Errors

💡 What is Error 1809?

Windows System Error Code 1809, known as ERROR_NOLOGON_SERVER_TRUST_ACCOUNT, is a RPC & Network error that occurs during Remote Procedure Call (RPC) and network communication. The error indicates that: The account used is a server trust account. Use your global user account or local user account to access this server. When this error is encountered, the Windows operating system was unable to complete the requested operation within the network services subsystem. The error code 1809 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_NOLOGON_SERVER_TRUST_ACCOUNT 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  • Root certification authorities are outdated or missing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
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✅ 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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Show Advanced Solutions (2 more)
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

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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 "*1809*" -or $_.Message -like "*ERROR_NOLOGON_SERVER_TRUST_ACCOUNT*"} | 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: 2026-03-13
📖
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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