org.openqa.selenium.WebDriverException

Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows: le":true,"active":true,"userDisabled":false,"appDisabled":false,"descriptor":"C:\Program Files (x86)\Mozilla Firefox\browser\extensions\{972ce4c6-7e08-4474-a285- 3208198ce6fd}.xpi","installDate":1485381430506,"updateDate":1485381430506," applyBackgroundUpdates":1,"skinnable":true,"size":19708,"sourceURI":null," releaseNotesURI":null,"softDisabled":false,"foreignInstall":false," hasBinaryComponents":false,"strictCompatibility":true,"locales":[]," targetApplications":[{"id":"{ec8030f7-c20a-464f-9b0e- 13a3a9e97384}","minVersion":"51.0.1","maxVersion":"51.0.1"} ],"targetPlatforms":[],"seen":true,"dependencies":[]," hasEmbeddedWebExtension":false} 1486646462415 addons.xpi DEBUG getModTime: Recursive scan of {972ce4c6-7e08-4474-a285-3208198ce6fd} 1486646462416 DeferredSave.extensions.json DEBUG Save changes 1486646462417 addons.xpi DEBUG Updating database with changes to installed add-ons 1486646462417 addons.xpi-utils DEBUG Updating add-on states 1486646462418 addons.xpi-utils DEBUG Writing add-ons list 1486646462421 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\aushelper@mozilla.org.xpi 1486646462425 addons.xpi DEBUG Calling bootstrap method startup on aushelper@mozilla.org version 1.0 1486646462429 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\e10srollout@mozilla.org.xpi 1486646462430 addons.xpi DEBUG Calling bootstrap method startup on e10srollout@mozilla.org version 1.7 1486646462432 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\firefox@getpocket.com.xpi 1486646462433 addons.xpi DEBUG Calling bootstrap method startup on firefox@getpocket.com version 1.0.5 1486646462435 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\webcompat@mozilla.org.xpi 1486646462437 addons.xpi DEBUG Calling bootstrap method startup on webcompat@mozilla.org version 1.0 1486646462440 addons.manager DEBUG Registering shutdown blocker for XPIProvider 1486646462442 addons.manager DEBUG Provider finished startup: XPIProvider 1486646462442 addons.manager DEBUG Starting provider: LightweightThemeManager 1486646462443 addons.manager DEBUG Registering shutdown blocker for LightweightThemeManager 1486646462443 addons.manager DEBUG Provider finished startup: LightweightThemeManager 1486646462444 addons.manager DEBUG Starting provider: GMPProvider 1486646462465 addons.manager DEBUG Registering shutdown blocker for GMPProvider 1486646462466 addons.manager DEBUG Provider finished startup: GMPProvider 1486646462466 addons.manager DEBUG Starting provider: PluginProvider 1486646462468 addons.manager DEBUG Registering shutdown blocker for PluginProvider 1486646462469 addons.manager DEBUG Provider finished startup: PluginProvider 1486646462470 addons.manager DEBUG Completed startup sequence 1486646463128 addons.manager DEBUG Starting provider: 1486646463129 addons.manager DEBUG Registering shutdown blocker for 1486646463129 addons.manager DEBUG Provider finished startup: 1486646463569 DeferredSave.extensions.json DEBUG Write succeeded 1486646463570 addons.xpi-utils DEBUG XPI Database saved, setting schema version preference to 19 1486646463570 DeferredSave.extensions.json DEBUG Starting timer 1486646463594 DeferredSave.extensions.json DEBUG Starting write 1486646463611 addons.repository DEBUG No addons.json found. 1486646463612 DeferredSave.addons.json DEBUG Save changes 1486646463617 DeferredSave.addons.json DEBUG Starting timer 1486646463671 addons.manager DEBUG Starting provider: PreviousExperimentProvider 1486646463672 addons.manager DEBUG Registering shutdown blocker for PreviousExperimentProvider 1486646463672 addons.manager DEBUG Provider finished startup: PreviousExperimentProvider 1486646463698 DeferredSave.addons.json DEBUG Starting write 1486646463731 DeferredSave.extensions.json DEBUG Write succeeded 1486646463818 DeferredSave.addons.json DEBUG Write succeeded Build info: version: 'unknown', revision: '', time: '2017-02-09 13:08:06 +0300' System info: host: 'selenium-PC', ip: '192.168.122.16', os.name: 'Windows 7', os.arch: 'amd64', os.version: '6.1', java.version: '1.8.0_121' Driver info: driver.version: FirefoxDriver


Solutions on the web681

Solution icon of github
Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows: le":true,"active":true,"userDisabled":false,"appDisabled":false,"descriptor":"C:\Program Files (x86)\Mozilla Firefox

Solution icon of github
via GitHub by sonalpriya17
, 6 months ago
Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows: le":true,"active":true,"userDisabled":false,"appDisabled":false,"descriptor":"C:\Program Files (x86)\Mozilla Firefox

Solution icon of github
Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows: le":true,"active":true,"userDisabled":false,"appDisabled":false,"descriptor":"C:\\Program Files (x86)\\Mozilla

Solution icon of github
":[],"targetApplications":[{"id":"{ec8030f7-c20a-464f-9b0e-13a3a9e97384}","minVersion":"43.0.3","maxVersion":"43.0.3"}],"targetPlatforms":[]} 1451390671923 addons.xpi DEBUG getModTime: Recursive scan of {972ce4c6-7e08-4474-a285-3208198ce6fd} 1451390671924

Solution icon of googlegroups
via Google Groups by Unknown author, 8 months ago
,"strictCompatibility":true,"locales":[],"targetApplications":[{"id":"{ec8030f7-c20a-464f-9b0e-13a3a9e97384}","minVersion":"44.0.2","maxVersion":"44.0.2"}],"targetPlatforms":[]} 1478758183682 addons.xpi DEBUG getModTime: Recursive scan of {972ce4c6-7e08-4474-a285

Solution icon of googlegroups
via Google Groups by SantoshSarma, 10 months ago
Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\ Firefox.exe) on port 7055; process output follows: erredSave.extensions.json DEBUG Save changes 1476361218583 addons.xpi DEBUG Updating XPIState for {"id":" fxdr

Solution icon of github
,"strictCompatibility":true,"locales":[],"targetApplications":[{"id":"{ec8030f7-c20a-464f-9b0e-13a3a9e97384}","minVersion":"45.0.1","maxVersion":"45.0.1"}],"targetPlatforms":[],"seen":true} 1458554861749 addons.xpi DEBUG getModTime: Recursive scan of {972ce4c6-7e08

Solution icon of googlegroups
Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows: :1480587125036,"applyBackgroundUpdates":1,"bootstrap":false,"size":3249525,"sourceURI":null,"releaseNotesURI

Solution icon of googlegroups
Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows: rue,"userDisabled":false,"appDisabled":false,"descriptor":"C:\\Program Files (x86)\\Mozilla Firefox\\browser

Solution icon of github
via GitHub by GameXG
, 9 months ago
":[],"targetApplications":[{"id":"{ec8030f7-c20a-464f-9b0e-13a3a9e97384}","minVersion":"49.0.1","maxVersion":"49.0.1"}],"targetPlatforms":[],"seen":true} 1477140481755 addons.xpi DEBUG getModTime: Recursive scan of {972ce4c6-7e08-4474-a285

Stack trace

  • org.openqa.selenium.WebDriverException: Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows: le":true,"active":true,"userDisabled":false,"appDisabled":false,"descriptor":"C:\Program Files (x86)\Mozilla Firefox\browser\extensions\{972ce4c6-7e08-4474-a285- 3208198ce6fd}.xpi","installDate":1485381430506,"updateDate":1485381430506," applyBackgroundUpdates":1,"skinnable":true,"size":19708,"sourceURI":null," releaseNotesURI":null,"softDisabled":false,"foreignInstall":false," hasBinaryComponents":false,"strictCompatibility":true,"locales":[]," targetApplications":[{"id":"{ec8030f7-c20a-464f-9b0e- 13a3a9e97384}","minVersion":"51.0.1","maxVersion":"51.0.1"} ],"targetPlatforms":[],"seen":true,"dependencies":[]," hasEmbeddedWebExtension":false} 1486646462415 addons.xpi DEBUG getModTime: Recursive scan of {972ce4c6-7e08-4474-a285-3208198ce6fd} 1486646462416 DeferredSave.extensions.json DEBUG Save changes 1486646462417 addons.xpi DEBUG Updating database with changes to installed add-ons 1486646462417 addons.xpi-utils DEBUG Updating add-on states 1486646462418 addons.xpi-utils DEBUG Writing add-ons list 1486646462421 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\aushelper@mozilla.org.xpi 1486646462425 addons.xpi DEBUG Calling bootstrap method startup on aushelper@mozilla.org version 1.0 1486646462429 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\e10srollout@mozilla.org.xpi 1486646462430 addons.xpi DEBUG Calling bootstrap method startup on e10srollout@mozilla.org version 1.7 1486646462432 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\firefox@getpocket.com.xpi 1486646462433 addons.xpi DEBUG Calling bootstrap method startup on firefox@getpocket.com version 1.0.5 1486646462435 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\webcompat@mozilla.org.xpi 1486646462437 addons.xpi DEBUG Calling bootstrap method startup on webcompat@mozilla.org version 1.0 1486646462440 addons.manager DEBUG Registering shutdown blocker for XPIProvider 1486646462442 addons.manager DEBUG Provider finished startup: XPIProvider 1486646462442 addons.manager DEBUG Starting provider: LightweightThemeManager 1486646462443 addons.manager DEBUG Registering shutdown blocker for LightweightThemeManager 1486646462443 addons.manager DEBUG Provider finished startup: LightweightThemeManager 1486646462444 addons.manager DEBUG Starting provider: GMPProvider 1486646462465 addons.manager DEBUG Registering shutdown blocker for GMPProvider 1486646462466 addons.manager DEBUG Provider finished startup: GMPProvider 1486646462466 addons.manager DEBUG Starting provider: PluginProvider 1486646462468 addons.manager DEBUG Registering shutdown blocker for PluginProvider 1486646462469 addons.manager DEBUG Provider finished startup: PluginProvider 1486646462470 addons.manager DEBUG Completed startup sequence 1486646463128 addons.manager DEBUG Starting provider: 1486646463129 addons.manager DEBUG Registering shutdown blocker for 1486646463129 addons.manager DEBUG Provider finished startup: 1486646463569 DeferredSave.extensions.json DEBUG Write succeeded 1486646463570 addons.xpi-utils DEBUG XPI Database saved, setting schema version preference to 19 1486646463570 DeferredSave.extensions.json DEBUG Starting timer 1486646463594 DeferredSave.extensions.json DEBUG Starting write 1486646463611 addons.repository DEBUG No addons.json found. 1486646463612 DeferredSave.addons.json DEBUG Save changes 1486646463617 DeferredSave.addons.json DEBUG Starting timer 1486646463671 addons.manager DEBUG Starting provider: PreviousExperimentProvider 1486646463672 addons.manager DEBUG Registering shutdown blocker for PreviousExperimentProvider 1486646463672 addons.manager DEBUG Provider finished startup: PreviousExperimentProvider 1486646463698 DeferredSave.addons.json DEBUG Starting write 1486646463731 DeferredSave.extensions.json DEBUG Write succeeded 1486646463818 DeferredSave.addons.json DEBUG Write succeeded Build info: version: 'unknown', revision: '', time: '2017-02-09 13:08:06 +0300' System info: host: 'selenium-PC', ip: '192.168.122.16', os.name: 'Windows 7', os.arch: 'amd64', os.version: '6.1', java.version: '1.8.0_121' Driver info: driver.version: FirefoxDriver at org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.start(NewProfileExtensionConnection.java:125) at org.openqa.selenium.firefox.FirefoxDriver.startClient(FirefoxDriver.java:347) at org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:116) at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:259) at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:247) at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:140) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at org.openqa.selenium.testing.drivers.ReflectionBackedDriverSupplier.get(ReflectionBackedDriverSupplier.java:56) at org.openqa.selenium.testing.drivers.ReflectionBackedDriverSupplier.get(ReflectionBackedDriverSupplier.java:32) at org.openqa.selenium.testing.drivers.WebDriverBuilder.get(WebDriverBuilder.java:58) at org.openqa.selenium.testing.JUnit4TestBase.actuallyCreateDriver(JUnit4TestBase.java:231) at org.openqa.selenium.testing.JUnit4TestBase.createDriver(JUnit4TestBase.java:221) at org.openqa.selenium.testing.JUnit4TestBase.access$800(JUnit4TestBase.java:54) at org.openqa.selenium.testing.JUnit4TestBase$ManageDriverRule.starting(JUnit4TestBase.java:115)

Write tip

You have a different solution? A short tip here would help you and many other users who saw this issue last week.

Users with the same issue

Samebug visitor profile picture
Unknown user
Once, 11 months ago
Samebug visitor profile picture
Unknown user
Once, 1 year ago