# \#capybara **URL:** https://discuss.circleci.com/tag/capybara/66.md [Latest](https://discuss.circleci.com/latest.md) · [Categories](https://discuss.circleci.com/categories.md) · [Tags](https://discuss.circleci.com/tags.md) --- ## [Rspec capybara test fails with "unknown error: DevToolsActivePort file doesn't exist"](https://discuss.circleci.com/t/rspec-capybara-test-fails-with-unknown-error-devtoolsactiveport-file-doesnt-exist/42528)
**Author:** [@jeffreycastro](https://discuss.circleci.com/u/jeffreycastro)\ **Replies:** 1\ **Last updated:** [January 11, 2022, 8:45am UTC](https://discuss.circleci.com/t/rspec-capybara-test-fails-with-unknown-error-devtoolsactiveport-file-doesnt-exist/42528 "2022-01-11T08:45:28Z")
Hello! My rspec feature test fail with the ff: Failure/Error: visit "/user\_update" Selenium::WebDriver::Error::UnknownError: unknown error: Chrome failed to start: exited abnormally. (unknown error… --- ## [React components not being rendered when running feature specs on circleci](https://discuss.circleci.com/t/react-components-not-being-rendered-when-running-feature-specs-on-circleci/41715)
**Author:** [@lidimayra](https://discuss.circleci.com/u/lidimayra)\ **Replies:** 1\ **Last updated:** [October 30, 2021, 8:13pm UTC](https://discuss.circleci.com/t/react-components-not-being-rendered-when-running-feature-specs-on-circleci/41715 "2021-10-30T20:13:24Z")
Hello! I have a small Rails project and the front-end is built with ReactJS. I have some feature specs, and they work fine locally, but fail when running on circleci. My last attempt can be found here: And this is t… --- ## [Ruby selenium. unknown error: session deleted because of page crash. Invalid Session id](https://discuss.circleci.com/t/ruby-selenium-unknown-error-session-deleted-because-of-page-crash-invalid-session-id/33042)
**Author:** [@glebsonik](https://discuss.circleci.com/u/glebsonik)\ **Replies:** 1\ **Last updated:** [October 26, 2019, 7:24pm UTC](https://discuss.circleci.com/t/ruby-selenium-unknown-error-session-deleted-because-of-page-crash-invalid-session-id/33042 "2019-10-26T19:24:50Z")
I start a new build in circle ci (Ruby/Capybara/Selenium/Chromedriver) and it fails after ~40 minutes. First error is: \*\*unknown error: session deleted because of page crash\*\* \*\* from unknown error: can… --- ## [Ruby/Rails: Capybara-webkit throws an error Capybara::Webkit::ConnectionError](https://discuss.circleci.com/t/ruby-rails-capybara-webkit-throws-an-error-capybara-connectionerror/23296)
**Author:** [@harikesh-kolekar](https://discuss.circleci.com/u/harikesh-kolekar)\ **Replies:** 2\ **Last updated:** [July 2, 2018, 7:55am UTC](https://discuss.circleci.com/t/ruby-rails-capybara-webkit-throws-an-error-capybara-connectionerror/23296 "2018-07-02T07:55:20Z")
The capybara-webkit gem installed successfully but throws following error Logging in unconfirmed user returning after 10 days should not deny access to protected urls Failure/Error: visit '/' Capybara… --- ## [Capybra::ModalNotFound error](https://discuss.circleci.com/t/capybra-modalnotfound-error/22947)
**Author:** [@floydj](https://discuss.circleci.com/u/floydj)\ **Replies:** 1\ **Last updated:** [July 2, 2018, 4:10am UTC](https://discuss.circleci.com/t/capybra-modalnotfound-error/22947 "2018-07-02T04:10:25Z")
I keep getting the above error when running Rails 5.2 system tests on Circle with capybara and chrome headless on Selenium. Do not have these errors when run locally. Testing code: accept\_alert { click\_link 'Delete' } … --- ## [Circle ci tests are failing randomly](https://discuss.circleci.com/t/circle-ci-tests-are-failing-randomly/19858)
**Author:** [@aruprakshit](https://discuss.circleci.com/u/aruprakshit)\ **Replies:** 2\ **Last updated:** [February 5, 2018, 7:24pm UTC](https://discuss.circleci.com/t/circle-ci-tests-are-failing-randomly/19858 "2018-02-05T19:24:15Z")
My tests are always green in local machine. I do have codebase built on Ruby on Rails framework. But in CI my tests fails randomly and after doing retry with cache with 3-4 times it gets passed. Most of the time I see er… --- ## [Issue with - image: selenium/standalone-chrome](https://discuss.circleci.com/t/issue-with-image-selenium-standalone-chrome/15281)
**Author:** [@drKreso](https://discuss.circleci.com/u/drKreso)\ **Replies:** 0\ **Last updated:** [August 10, 2017, 3:07pm UTC](https://discuss.circleci.com/t/issue-with-image-selenium-standalone-chrome/15281 "2017-08-10T15:07:14Z")
Hi, If I add this image - image: selenium/standalone-chrome I get error on boot: I am not sure what am I doing wrong. As far as I can tell from the documentation, this image should do all the magic I need for seleni… --- ## [Capybara tests only failing on circle](https://discuss.circleci.com/t/capybara-tests-only-failing-on-circle/4976)
**Author:** [@jean](https://discuss.circleci.com/u/jean)\ **Replies:** 3\ **Last updated:** [March 13, 2017, 8:11pm UTC](https://discuss.circleci.com/t/capybara-tests-only-failing-on-circle/4976 "2017-03-13T20:11:07Z")
I have a feature test that relies on a presenter object. I've build a method that populates the database so that the presenter has things to return, and locally, the db is populated and Capybara is able to load the page … --- ## [Containers running out of memory on 14.04 image but runs fine on 12.04](https://discuss.circleci.com/t/containers-running-out-of-memory-on-14-04-image-but-runs-fine-on-12-04/4475)
**Author:** [@maria-v](https://discuss.circleci.com/u/maria-v)\ **Replies:** 8\ **Last updated:** [December 22, 2016, 3:23pm UTC](https://discuss.circleci.com/t/containers-running-out-of-memory-on-14-04-image-but-runs-fine-on-12-04/4475 "2016-12-22T15:23:09Z")
Using Ubuntu some containers run out of memory with capybara-webkit and rspec showing taking all of the memory. The error message is Your build has exceeded the memory limit of 4G on 6 containers. The results of this b… --- ## [CircleCI is showing "Index of file:///home/ubuntu/..."](https://discuss.circleci.com/t/circleci-is-showing-index-of-file-home-ubuntu/7348)
**Author:** [@easybills-admin](https://discuss.circleci.com/u/easybills-admin)\ **Replies:** 0\ **Last updated:** [October 12, 2016, 3:02am UTC](https://discuss.circleci.com/t/circleci-is-showing-index-of-file-home-ubuntu/7348 "2016-10-12T03:02:31Z")
Hi there, My build is failing intermittently. I’m using: Ruby v2.3.1 Rails v5.0.0.1 PostgreSQL v9.5.4 gem “rspec-rails” v3.5.2 gem “capybara” v2.10.1 The error I’m getting is: Capybara::ElementNotFound: Unable … --- ## [Change Capybara.server settings to use Puma](https://discuss.circleci.com/t/change-capybara-server-settings-to-use-puma/6016)
**Author:** [@marcocanderle](https://discuss.circleci.com/u/marcocanderle)\ **Replies:** 1\ **Last updated:** [September 9, 2016, 9:33pm UTC](https://discuss.circleci.com/t/change-capybara-server-settings-to-use-puma/6016 "2016-09-09T21:33:23Z")
Hello, I have a Rails 5 project that is now using some ActionCable stuff in order to implement some features on the UI. The inclusion of ActionCable on the UI responses made some feature tests fail so I solved that on …