org.openqa.selenium.remote.UnreachableBrowserException: Error communicating with the remote browser. It may have died. Build info: version: '2.53.0', revision: '35ae25b1534ae328c771e0856c93e187490ca824', time: '2016-03-15 10:43:46' System info: host: 'c40-osi-sumit', ip: '10.131.10.78', os.name: 'Windows 8.1', os.arch: 'amd64', os.version: '6.3', java.version: '1.7.0_79' Driver info: driver.version: RemoteWebDriver Session ID: 0a9d2da6-475c-4be3-ae04-08d2670fecd6 Capabilities [{platform=WINDOWS, acceptSslCerts=true, javascriptEnabled=true, cssSelectorsEnabled=true, databaseEnabled=true, browserName=firefox, handlesAlerts=true, nativeEvents=false, webStorageEnabled=true, rotatable=false, locationContextEnabled=true, applicationCacheEnabled=true, takesScreenshot=true, version=45.0.2}]

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via Stack Overflow by KJW

This seems to be caused by too many connections to the same server, saturating it and causing the exception! More info on the link

Solutions on the web

via Google Groups by Vipul Garg, 1 year ago
Error communicating with the remote browser. It may have died. Build info: version: '2.53.0', revision: '35ae25b1534ae328c771e0856c93e187490ca824', time: '2016-03-15 10:43:46' System info: host: 'c40-osi-sumit', ip: '10.131.10.78', os.name: 'Windows
via Stack Overflow by Vipul Garg
, 1 year ago
Error communicating with the remote browser. It may have died. Build info: version: '2.53.0', revision: '35ae25b1534ae328c771e0856c93e187490ca824', time: '2016-03-15 10:43:46' System info: host: 'c40-osi-sumit', ip: '10.131.10.78', os.name
via GitHub by pavelpp
, 7 months ago
Error communicating with the remote browser. It may have died. Build info: version: '3.0.1', revision: '1969d75', time: '2016-10-18 09:49:13 -0700' System info: host: 'pavelp-mbp.local', ip: '192.168.26.43', os.name: 'Mac OS X', os.arch: 'x86_64
via Stack Overflow by Narendra Rajput
, 10 months ago
Error communicating with the remote browser. It may have died. Build info: version: 'unknown', revision: '1969d75', time: '2016-10-18 09:43:45 -0700' System info: host: 'TSS167', ip: '192.168.1.167', os.name: 'Windows 8.1', os.arch: 'amd64
via Google Groups by Unknown author, 8 months ago
Error communicating with the remote browser. It may have died. Build info: version: '3.0.1', revision: '1969d75', time: '2016-10-18 09:48:19 -0700' System info: host: 'DESKTOP-A7VC6HV', ip: '192.168.1.90', os.name: 'Windows 10', os.arch: 'amd64
via GitHub by rammprasathh
, 1 year ago
Error communicating with the remote browser. It may have died. Build info: version: '2.48.2', revision: '41bccdd', time: '2015-10-09 19:55:52' System info: host: 'DESKTOP-PETKCBJ', ip: '10.80.129.188', os.name: 'Windows 10', os.arch: 'amd64', os.version: '10.0', java.version: '1.8.0_102' Driver info: driver.version: RemoteWebDriver
org.openqa.selenium.remote.UnreachableBrowserException: Error communicating with the remote browser. It may have died. Build info: version: '2.53.0', revision: '35ae25b1534ae328c771e0856c93e187490ca824', time: '2016-03-15 10:43:46' System info: host: 'c40-osi-sumit', ip: '10.131.10.78', os.name: 'Windows 8.1', os.arch: 'amd64', os.version: '6.3', java.version: '1.7.0_79' Driver info: driver.version: RemoteWebDriver Session ID: 0a9d2da6-475c-4be3-ae04-08d2670fecd6 Capabilities [{platform=WINDOWS, acceptSslCerts=true, javascriptEnabled=true, cssSelectorsEnabled=true, databaseEnabled=true, browserName=firefox, handlesAlerts=true, nativeEvents=false, webStorageEnabled=true, rotatable=false, locationContextEnabled=true, applicationCacheEnabled=true, takesScreenshot=true, version=45.0.2}]
at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method)
at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:85)
at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:339)
at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:200)
at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:182)
at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)
at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)
at java.net.Socket.connect(Socket.java:579)
at org.apache.http.conn.socket.PlainConnectionSocketFactory.connectSocket(PlainConnectionSocketFactory.java:74)
at org.apache.http.impl.conn.DefaultHttpClientConnectionOperator.connect(DefaultHttpClientConnectionOperator.java:134)
at org.apache.http.impl.conn.PoolingHttpClientConnectionManager.connect(PoolingHttpClientConnectionManager.java:353)
at org.apache.http.impl.execchain.MainClientExec.establishRoute(MainClientExec.java:380)
at org.apache.http.impl.execchain.MainClientExec.execute(MainClientExec.java:236)
at org.apache.http.impl.execchain.ProtocolExec.execute(ProtocolExec.java:184)
at org.apache.http.impl.execchain.RetryExec.execute(RetryExec.java:88)
at org.apache.http.impl.execchain.RedirectExec.execute(RedirectExec.java:110)
at org.apache.http.impl.client.InternalHttpClient.doExecute(InternalHttpClient.java:184)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:71)
at org.openqa.selenium.remote.internal.ApacheHttpClient.fallBackExecute(ApacheHttpClient.java:162)
at org.openqa.selenium.remote.internal.ApacheHttpClient.execute(ApacheHttpClient.java:90)
at org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.execute(NewProfileExtensionConnection.java:160)
at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:644)
at org.openqa.selenium.remote.RemoteWebDriver.findElement(RemoteWebDriver.java:363)
at org.openqa.selenium.support.ui.ExpectedConditions.findElement(ExpectedConditions.java:899)
at org.openqa.selenium.support.ui.ExpectedConditions.access$000(ExpectedConditions.java:41)
at org.openqa.selenium.support.ui.ExpectedConditions$6.apply(ExpectedConditions.java:181)
at org.openqa.selenium.support.ui.ExpectedConditions$6.apply(ExpectedConditions.java:178)
at com.dmainc.tifr.test.setup.KeyWord.click_on_link_alt(KeyWord.java:380)
at com.dmainc.tifr.test.setup.KeyWord.verify_process_status_Complete(KeyWord.java:2142)
at sun.reflect.GeneratedMethodAccessor26.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at com.dmainc.tifr.test.executor.Executor.runReflectionMethod(Executor.java:184)
at com.dmainc.tifr.test.executor.Executor.execute(Executor.java:68)
at com.dmainc.tifr.test.process.ExecuteTaxContentInputAdapterTest.runProcess(ExecuteTaxContentInputAdapterTest.java:44)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:80)
at org.testng.internal.Invoker.invokeMethod(Invoker.java:714)
at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:901)
at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1231)
at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:127)
at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:111)
at org.testng.TestRunner.privateRun(TestRunner.java:767)
at org.testng.TestRunner.run(TestRunner.java:617)
at org.testng.SuiteRunner.runTest(SuiteRunner.java:334)
at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:329)
at org.testng.SuiteRunner.privateRun(SuiteRunner.java:291)
at org.testng.SuiteRunner.run(SuiteRunner.java:240)
at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
at org.testng.TestNG.runSuitesSequentially(TestNG.java:1198)
at org.testng.TestNG.runSuitesLocally(TestNG.java:1123)
at org.testng.TestNG.run(TestNG.java:1031)
at org.apache.maven.surefire.testng.TestNGExecutor.run(TestNGExecutor.java:281)
at org.apache.maven.surefire.testng.TestNGXmlTestSuite.execute(TestNGXmlTestSuite.java:75)
at org.apache.maven.surefire.testng.TestNGProvider.invoke(TestNGProvider.java:121)
at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:290)
at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:242)

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