org.openqa.selenium.WebDriverException

Failed to connect to binary FirefoxBinary(/usr/bin/firefox) on port 7055; process output follows: (process:30300): GLib-CRITICAL **: g_slice_set_config: assertion `sys_page_size == 0' failed Error: cannot open display: :1 (process:30308): GLib-CRITICAL **: g_slice_set_config: assertion `sys_page_size == 0' failed Error: cannot open display: :1 Build info: version: '2.41.0', revision: '3192d8a', time: '2014-03-27 17:18:15' System info: host: 'santhu-personal', ip: '127.0.1.1', os.name: 'Linux', os.arch: 'amd64', os.version: '3.8.0-35-generic', java.version: '1.7.0_51' Driver info: driver.version: FirefoxDriver


Solutions on the web859

Solution icon of stackoverflow
-CRITICAL **: g_slice_set_config: assertion `sys_page_size == 0' failed Error: cannot open display: :1 Build info: version: '2.41.0', revision: '3192d8a', time: '2014-03-27 17:18:15' System info: host: 'santhu-personal', ip: '127.0.1.1', os.name: 'Linux', os.arch: 'amd64', os.version: '3.8.0-35-generic', java.version: '1.7.0_51' Driver info: driver.version: FirefoxDriver

Solution icon of web
Failed to connect to binary FirefoxBinary(/usr/bin/firefox) on port 7055; process output follows: (process:12669): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed Error: no display specified Build info: version: '2.46.0

Solution icon of github
Failed to connect to binary FirefoxBinary(/usr/bin/firefox) on port 7055; process output follows: (process:734): GLib-CRITICAL **: g_slice_set_config: assertion 'sys_page_size == 0' failed Xlib: extension "RANDR" missing on display ":99". process

Solution icon of stackoverflow
Failed to connect to binary FirefoxBinary(/usr/lib64/firefox/firefox) on port 7055; process output follows: Error: cannot open display: :99 Error: cannot open display: :99 Build info: version: '2.45.0', revision: '32a636c', time: '2015-03-05 22:01

Solution icon of stackoverflow
via Stack Overflow by Rafał Rychlewski
, 3 weeks ago
Failed to connect to binary FirefoxBinary(/usr/bin/firefox) on port 7055; process output follows: amed-provider> 1500922321841 addons.manager DEBUG Registering shutdown blocker for <unnamed-provider> 1500922321841 addons.manager DEBUG

Solution icon of github
Failed to connect to binary FirefoxBinary(/usr/bin/firefox) on port 7055; process output follows: null Build info: version: '3.0.0-beta2', revision: '2aa21c1', time: '2016-08-02 15:03:28 -0700' System info: host: 'astepano-ws.brq.redhat.com', ip

Solution icon of stackoverflow
Failed to connect to binary FirefoxBinary(/bin/firefox) on port 7055; process output follows: Error: no display specified Error: no display specified Build info: version: '2.45.0', revision: '32a636c', time: '2015-03-05 22:01:35' System info: host

Solution icon of web
Failed to connect to binary FirefoxBinary(C:\Program Files\Mozilla Firefox\firefox.exe) on port 7055; process output follows: Build info: version: '2.42.2', revision: '6a6995d', time: '2014-06-03 17:42:30' System info: host: 'SANGITA-PC', ip

Solution icon of web
Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows: null Build info: version: ‘2.44.0’, revision: ’76d78cf’, time: ‘2014-10-23 20:03:00’ System info: host: ‘SL-884NQ12

Solution icon of googlegroups
via Google Groups by Martijn Van Loocke, 9 months ago
Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows: Build info: version: '2.53.0', revision: '35ae25b1534ae328c771e0856c93e187490ca824', time: '2016-03-15 10:43:46

Stack trace

  • org.openqa.selenium.WebDriverException: Failed to connect to binary FirefoxBinary(/usr/bin/firefox) on port 7055; process output follows: (process:30300): GLib-CRITICAL **: g_slice_set_config: assertion `sys_page_size == 0' failed Error: cannot open display: :1 (process:30308): GLib-CRITICAL **: g_slice_set_config: assertion `sys_page_size == 0' failed Error: cannot open display: :1 Build info: version: '2.41.0', revision: '3192d8a', time: '2014-03-27 17:18:15' System info: host: 'santhu-personal', ip: '127.0.1.1', os.name: 'Linux', os.arch: 'amd64', os.version: '3.8.0-35-generic', java.version: '1.7.0_51' Driver info: driver.version: FirefoxDriver at org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.start(NewProfileExtensionConnection.java:130) at org.openqa.selenium.firefox.FirefoxDriver.startClient(FirefoxDriver.java:246) at org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:114) at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:193) at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:186) at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:182) at timnow.main(timnow.java:25) Caused by: org.openqa.selenium.firefox.NotConnectedException: Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms. Firefox console output: (process:30300): GLib-CRITICAL **: g_slice_set_config: assertion `sys_page_size == 0' failed Error: cannot open display: :1 (process:30308): GLib-CRITICAL **: g_slice_set_config: assertion `sys_page_size == 0' failed Error: cannot open display: :1 at org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.start(NewProfileExtensionConnection.java:118) ... 6 more

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