Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
Applies to: 
SQL Server
Details
| Attribute | Value |
|---|---|
| Product Name | SQL Server |
| Event ID | 8601 |
| Event Source | MSSQLSERVER |
| Component | SQLEngine |
| Symbolic Name | INVALID_INTERFACE_ERR |
| Message Text | Internal Query Processor Error: The query processor could not obtain access to a required interface. |
Explanation
Internal processing error; could not obtain access to a required interface.
User Action
Contact your primary service provider, providing all information from this error message.