Tuesday, March 18, 2014

Upgrade SharePoint 2010 classic mode web application to SharePoint 2013 claims mode using PowerShell commands

While working with SharePoint 2010 to 2013 migration I have to migrate SharePoint 2010 classic mode 2013 claims mode because we don’t have classic mode in SharePoint 2013. To do that I have upgraded SharePoint 2010 site to use claims mode authentication using PowerShell commands and restored the DB in SP 2013 server.

Now I ran: Test-SPContentDatabase” command to check the upgrade status. I got an error saying that there is inconsistency between the authentication modes. So I have reverted the claims mode authentication web app to classic mode and created a Web application in SharePoint 2013 using classic mode using following command

New-SPWebApplication -Name "Web application name" -ApplicationPool " Web application AppPool" -AuthenticationMethod "NTLM" -ApplicationPoolAccount (Get-SPManagedAccount "Application Pool account") -Port Port Number -URL "URL of the web application"

Now I took the classic mode SP 2010 web application backup and restored in SP 2013 web application. By running “Test-SPContentDatabase” command I got no issues. Now mount the database using “Mount-SPContentDatabase” command

Mount-SPContentDatabase ContentDB Name -DatabaseServer DBServerName -WebApplication Web Application URL

Finally we have to convert the web application from classic mode to claimant mode by using “Convert-SPWebApplication” command

Convert-SPWebApplication -Identity "WebApp URL" -To Claims –RetainPermissions -Force

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