fix

.circleci/workflows.yml

@@ -666,6 +666,13 @@ commands:
             - run:
                 name: reinstall dependencies to work around cache issue (Windows only)
                 command: rm -rf node_modules && yarn
+      - when:
+          condition:
+            equal: [ *windows-executor, << parameters.executor >> ]
+          steps:
+            - run:
+                name: reinstall dependencies to work around cache issue (Windows only)
+                command: netsh interface ipv6 set prefix ::ffff:0:0/96 60 4
       - windows-install-chrome:
           browser: <<parameters.browser>>
       - run:

packages/frontend-shared/cypress/support/e2e.ts

@@ -364,7 +364,7 @@ function visitApp (href?: string, opts?: Partial<Cypress.VisitOptions>) {
 
       return config.clientRoute
     }).then((clientRoute) => {
-      return cy.visit(`http://127.0.0.1:${e2e_serverPort}${clientRoute || '/__/'}#${href || ''}`, opts)
+      return cy.visit(`http://localhost:${e2e_serverPort}${clientRoute || '/__/'}#${href || ''}`, opts)
     })
   })
 }