Web Errors

The proportion of sessions with application errors in a web application.

Updated 2026-07-23 web-errors

Web Errors

The proportion of sessions with application errors in a web application.

This calculation divides the number of sessions containing web application errors by the total web app session count.

Enabling the # mode displays the metric in number format, representing the total count of unique occurrences of the application_error event within a web page during the specified time interval.

Secondary Metrics

App Sessions

Supported Sensors

  • JS

For the full VSI App metrics catalog, see Metrics.