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Access Services template input output error - Event 21 (SharePoint Server 2010)

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Applies to: SharePoint Server 2010 Enterprise

Alert Name:   Access Services template input output error

Event ID:   21

Summary:   Access Services in Microsoft SharePoint Server 2010 creates Web sites, which are a representation of Access Services in SharePoint applications on the server. Access Services tried to create an Access Services application on the Web, but encountered an error when it read the template file that was used to create that site.

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

  • Users cannot create a new site from a specified Access Services template.

  • This event appears in the event log: Event ID: 21 Description: Access Services: A file read error has occurred during site creation. File the error occurred on: <path to the file>.

Cause:   One or more of the following might be the cause:

  1. The Access Services template file is corrupt.

  2. The Access Services template file is missing.

Resolution:   Reinstall the user-defined template

  • Install the custom Access Services templates on the Microsoft SharePoint Server 2010 server computer where Access Services is installed.

Resolution: Reinstall templates included with Access Services

  • Run setup for SharePoint Server 2010 and repair the Access Services installation.