When testing credential details, SDI fails to retrieve site collection data from a SharePoint Web Application.
Unable to get site collections for the web application <http://website_name:port#>. Check if Data Insight Web service is installed and review the credentials used.The request failed with HTTP status 401: Unauthorized.
SDI has been configured with credentials that do not have sufficient permissions.
1. Navigate in the SharePoint Central Administration console to Application Management > Policy for Web Application.
2. Verify that the permissions granted to the user configured in SDI is "Full Control".