Excel Services Application internal error - Event 2026 (SharePoint Server 2010)

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Applies to: SharePoint Server 2010 Enterprise

Alert Name:   Excel Services Application internal error

Event ID:   2026

Summary:   The server for Excel Services Application is responsible for loading, refreshing, and recalculating workbooks, and maintaining user session state. An unexpected internal error was encountered by the server for Excel Services Application.

Symptoms:   One or more of the following symptoms might appear:

  • Some user sessions are interrupted and workbooks in the browser might stop responding.

  • This event appears in the event log: Event ID: 2026 Description: An internal error occurred. <error message>.

Cause:   The Excel Services Application server experienced an unexpected failure.

Resolution:   Restart the server computer

  • Excel Services Application will try to recover automatically from this event by restarting the service. If the System Center Operations Manager (SCOM) monitor for this event is triggered, the event has occurred repeatedly. To resolve the problem, restart the server that runs Excel Services Application.