What causes Error 5938?

DNS server misconfigured. Stale DNS cache entries. Hostname cannot be resolved. DNS server unreachable

How do I fix Error 5938 (ERROR_FILE_SHARE_RESOURCE_CONFLICT)?

Flush DNS and Switch Servers: Open Command Prompt as Administrator. Run: ipconfig /flushdns. Change DNS to Google (8.8.8.8) or Cloudflare (1.1.1.1). Run: ipconfig /registerdns

Fix ERROR_FILE_SHARE_RESOURCE_CONFLICT — Windows Error Code 5938

Q: What is Windows Error 5938 (ERROR_FILE_SHARE_RESOURCE_CONFLICT)?

Error 5938 (ERROR_FILE_SHARE_RESOURCE_CONFLICT) is a Windows DNS & WINS error that occurs when file share associated with file share witness resource cannot be hosted by this cluster or any of its nodes.. This guide provides step-by-step solutions to resolve this issue.

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⚡ Quick Fix

Flush DNS and Switch Servers: Open Command Prompt as Administrator

👇 See all 1 solutions below

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📑 Table of Contents

What is Error 5938? Common Causes Step-by-Step Solutions Prevention Tips Related Errors

💡 What is Error 5938?

Windows System Error Code 5938, known as ERROR_FILE_SHARE_RESOURCE_CONFLICT, is a DNS & WINS error that occurs during DNS resolution and WINS name resolution. The error indicates that: File share associated with file share witness resource cannot be hosted by this cluster or any of its nodes. When this error is encountered, the Windows operating system was unable to complete the requested operation within the DNS/WINS services subsystem. The error code 5938 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_FILE_SHARE_RESOURCE_CONFLICT 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 DNS resolution and WINS name resolution is essential for effective troubleshooting.

⚠️ Common Causes

DNS server misconfigured
Stale DNS cache entries
Hostname cannot be resolved
DNS server unreachable

✅ Step-by-Step Solutions

1 Flush DNS and Switch Servers

Open Command Prompt as Administrator
Run: ipconfig /flushdns
Change DNS to Google (8.8.8.8) or Cloudflare (1.1.1.1)
Run: ipconfig /registerdns

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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 "*5938*" -or $_.Message -like "*ERROR_FILE_SHARE_RESOURCE_CONFLICT*"} | Format-List

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

🛡️ Prevention Tips

Use reliable DNS (8.8.8.8 or 1.1.1.1)
Flush DNS cache periodically
Monitor DNS resolution performance

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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.