"Some of your tests did a full page reload!" on MacOS when using Chrome 128.x

Author: alan-agius4Created Aug 29, 2024Updated Mar 12, 2025

When using Karma with Chrome 128.x on OSX, the following error is displayed: Some of your tests did a full page reload!.

Reproduction steps

bash

mkdir karma-test
cd karma-test
npm init -y
npm install karma karma-chrome-launcher karma-jasmine --save-dev 
npx karma init

Update the karma config to include

  client: {
    clearContext: false,
  },

bash

npx karma start —-single-run

Source: karma-runner/karma