"Error retrieving data" message on Application Insights portal

This is a troubleshooting guide for the Application Insights portal when encountering connectivity errors similar to Error retrieving data or Missing localization resource.

Screenshot of the portal connectivity error.

The source of the issue is likely third-party browser plugins that interfere with the portal's connectivity.

To confirm that this is the source of the issue and to identify which plugin is interfering:

  • Open the portal in an InPrivate or Incognito window and verify the site functions correctly.

  • Attempt disabling plugins to identify the one that is causing the connectivity issue.