Rejoin the Domain: Open System Properties → Change → set to Workgroup → OK → Restart
👇 See all 2 solutions below
What is Error 8330?
Windows System Error Code 8330, known as ERROR_DS_PARENT_IS_AN_ALIAS, is a Active Directory error that occurs during Active Directory and directory services. The error indicates that: Having a parent that is an alias is not permitted. Aliases are leaf objects. When this error is encountered, the Windows operating system was unable to complete the requested operation within the directory services subsystem. The error code 8330 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_DS_PARENT_IS_AN_ALIAS 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 Active Directory and directory services is essential for effective troubleshooting.
Common Causes
- System resource conflict: Having a parent that is an alias is not permitted. Aliases are leaf objects.
- Computer lost domain trust
- Time sync beyond Kerberos limit
- DNS preventing DC discovery
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
- Open System Properties → Change → set to Workgroup → OK → Restart
- Then change back to Domain → enter domain name → OK → Restart
- This re-establishes the trust relationship
Video Tutorials
Diagnostic Command
Run this PowerShell command to find related events in your system log:
Get-EventLog -LogName System -Newest 20 | Where-Object {$_.Message -like "*8330*" -or $_.Message -like "*ERROR_DS_PARENT_IS_AN_ALIAS*"} | Format-List
💡 Open PowerShell as Administrator, paste the command above, and press Enter.
Prevention Tips
- Ensure reliable NTP sources
- Monitor DC health with dcdiag
- Use redundant DNS servers