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Troubleshooting Checklist: Installation

Information

The following is a troubleshooting checklist that should be referenced when facing issues with a new DNN installation. It is broken down into three major sections: Windows Server, Database, and Installation Wizard.

Windows Server

  • The version of windows should be Server 2012 or newer.
  • Ensure the correct installation package was downloaded.
  • The installation package .zip file was unblocked in the file properties.
  • The entire archive was extracted successfully.
  • The correct windows features were enabled.
  • IIS is functioning as expected (able to browse to the default site).
  • The site in IIS points to the folder where the files were extracted.
  • Which application pool the site is using.
  • Which identity the application pool is using.
  • That the application pool identity has modify permission on the folder.
  • Connect As… is set to the application pool identity.
  • The site has the correct bindings in IIS.
  • The site and application pool are both started in IIS.
  • The application pool has all default settings in basic and advanced.

More details can be found in this article on setting up IIS.


Database

  • SQL Server is accessible using SSMS.
  • The database has been created and is named as expected.
  • The SQL login has been created and the password is confirmed.
  • SQL Server error logs are free from any error messages.
  • SQL Server authentication mode is correct for the login type.

 


Wizard

  • The correct domain was entered, based on the IIS binding.
  • There are no errors in the browser console.
  • Alternative browsers can be used if needed.
  • Clear browser cache.
  • The correct database settings are entered into the wizard, including database type.
  • Object qualifier should not be used in most cases.

 

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  1. Priyanka Bhotika

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