Cypress.on('uncaught:exception', (err, runnable) => { // if the error message matches the one about WorkerGlobalScope importScripts if (err.message.includes("Failed to execute 'importScripts' on 'WorkerGlobalScope'")) { // return false to let Cypress know we intentionally want to ignore this error return false; } // otherwise let Cypress throw the error }); beforeEach(() => { cy.visit('http://localhost:3000'); cy.viewport(1250, 900); }); describe('Data browser data', () => { });