This is generally a permissions issue associated with the collector account being used, not necessarily with the logged in user account. When you browse to the RS site, you're using passthrough auth from the logged in windows user. This is not how SSRS authentication is working in the console. First, check that you enabled basic authentication in the RS VMware KB: SSRS authentication must be configured in two-tier and three-tier installation environments that use Basi…
If you have the necessary authentication settings, let us know so we can go to the next steps.