Selenium测试运行打开了一个新的私有窗口，我没有打开它；在我的测试中没有实现
我使用Selenium为我的网站编写了一个测试脚本。我的测试非常完美，没有任何错误。但是，由于我的浏览器有一些恶意软件，我重新安装了我的浏览器。之后，当我运行测试时，它会打开一个新的私有窗口，并在某个时间后关闭 此错误显示在控制台中Selenium测试运行打开了一个新的私有窗口，我没有打开它；在我的测试中没有实现,selenium,firefox,browser,Selenium,Firefox,Browser,我使用Selenium为我的网站编写了一个测试脚本。我的测试非常完美，没有任何错误。但是，由于我的浏览器有一些恶意软件，我重新安装了我的浏览器。之后，当我运行测试时，它会打开一个新的私有窗口，并在某个时间后关闭 此错误显示在控制台中 org.openqa.selenium.firefox.NotConnectedException: Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms. Firefox console o
org.openqa.selenium.firefox.NotConnectedException: Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms. Firefox console output:
mozilla.org in app-system-defaults
1459395552778 addons.xpi DEBUG getModTime: Recursive scan of {82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}
1459395552778 addons.xpi DEBUG Existing add-on {82AF8DCA-6DE9-405D-BD5E-43525BDAD38A} in app-global
1459395552779 addons.xpi DEBUG getModTime: Recursive scan of {972ce4c6-7e08-4474-a285-3208198ce6fd}
1459395552779 addons.xpi DEBUG Existing add-on {972ce4c6-7e08-4474-a285-3208198ce6fd} in app-global
1459395552779 addons.xpi DEBUG getInstallState changed: false, state: {"app-profile":{"fxdriver@googlecode.com":{"d":"C:\\Users\\Manuli\\AppData\\Local\\Temp\\anonymous2544125435660511785webdriver-profile\\extensions\\fxdriver@googlecode.com","e":false,"v":"2.45.0","st":1459395548931,"mt":1459395548792}},"app-system-defaults":{"loop@mozilla.org":{"d":"C:\\Program Files (x86)\\Mozilla Firefox\\browser\\features\\loop@mozilla.org.xpi","e":true,"v":"0.1","st":1458092953000}},"app-global":{"{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}":{"d":"C:\\Program Files (x86)\\Mozilla Firefox\\browser\\extensions\\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi","e":true,"v":"8.0.0.9103","st":1452090606000},"{972ce4c6-7e08-4474-a285-3208198ce6fd}":{"d":"C:\\Program Files (x86)\\Mozilla Firefox\\browser\\extensions\\{972ce4c6-7e08-4474-a285-3208198ce6fd}.xpi","e":true,"v":"45.0.1","st":1458092953000}}}
1459395552780 addons.xpi DEBUG No changes found
1459395552785 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\loop@mozilla.org.xpi
1459395552786 addons.xpi DEBUG Loading bootstrap scope from C:\Program Files (x86)\Mozilla Firefox\browser\features\loop@mozilla.org.xpi
1459395552795 addons.xpi DEBUG Calling bootstrap method startup on loop@mozilla.org version 0.1
1459395552806 addons.xpi-utils DEBUG Starting async load of XPI database C:\Users\Manuli\AppData\Local\Temp\anonymous2544125435660511785webdriver-profile\extensions.json
1459395552811 addons.manager DEBUG Starting provider: <unnamed-provider>
1459395552811 addons.manager DEBUG Registering shutdown blocker for <unnamed-provider>
1459395552812 addons.manager DEBUG Provider finished startup: <unnamed-provider>
1459395552819 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\extensions\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi
1459395552820 addons.xpi DEBUG Loading bootstrap scope from C:\Program Files (x86)\Mozilla Firefox\browser\extensions\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi
1459395552822 addons.xpi DEBUG Calling bootstrap method startup on {82AF8DCA-6DE9-405D-BD5E-43525BDAD38A} version 8.0.0.9103
1459395552857 addons.manager DEBUG Registering shutdown blocker for XPIProvider
1459395552857 addons.manager DEBUG Provider finished startup: XPIProvider
1459395552857 addons.manager DEBUG Starting provider: LightweightThemeManager
1459395552857 addons.manager DEBUG Registering shutdown blocker for LightweightThemeManager
1459395552858 addons.manager DEBUG Provider finished startup: LightweightThemeManager
1459395552858 addons.manager DEBUG Starting provider: GMPProvider
1459395552861 addons.manager DEBUG Registering shutdown blocker for GMPProvider
1459395552861 addons.manager DEBUG Provider finished startup: GMPProvider
1459395552861 addons.manager DEBUG Starting provider: PluginProvider
1459395552861 addons.manager DEBUG Registering shutdown blocker for PluginProvider
1459395552862 addons.manager DEBUG Provider finished startup: PluginProvider
1459395552862 addons.manager DEBUG Completed startup sequence
1459395553007 addons.xpi-utils DEBUG Async JSON file read took 0 MS
1459395553007 addons.xpi-utils DEBUG Finished async read of XPI database, parsing...
1459395553008 addons.xpi-utils DEBUG Successfully read XPI database
*** Blocklist::_loadBlocklistFromFile: blocklist is disabled
1459395553083 addons.manager DEBUG Starting provider: PreviousExperimentProvider
1459395553083 addons.manager DEBUG Registering shutdown blocker for PreviousExperimentProvider
1459395553084 addons.manager DEBUG Provider finished startup: PreviousExperimentProvider
at org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.start(NewProfileExtensionConnection.java:118)
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 org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:95)
at userlogin.login(userlogin.java:23)
at ayubomain.main(ayubomain.java:15)
Exception in thread "main" org.openqa.selenium.WebDriverException: Failed to connect to binary FirefoxBinary(C:\Program Files (x86)\Mozilla Firefox\firefox.exe) on port 7055; process output follows:
mozilla.org in app-system-defaults
1459395552778 addons.xpi DEBUG getModTime: Recursive scan of {82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}
1459395552778 addons.xpi DEBUG Existing add-on {82AF8DCA-6DE9-405D-BD5E-43525BDAD38A} in app-global
1459395552779 addons.xpi DEBUG getModTime: Recursive scan of {972ce4c6-7e08-4474-a285-3208198ce6fd}
1459395552779 addons.xpi DEBUG Existing add-on {972ce4c6-7e08-4474-a285-3208198ce6fd} in app-global
1459395552779 addons.xpi DEBUG getInstallState changed: false, state: {"app-profile":{"fxdriver@googlecode.com":{"d":"C:\\Users\\Manuli\\AppData\\Local\\Temp\\anonymous2544125435660511785webdriver-profile\\extensions\\fxdriver@googlecode.com","e":false,"v":"2.45.0","st":1459395548931,"mt":1459395548792}},"app-system-defaults":{"loop@mozilla.org":{"d":"C:\\Program Files (x86)\\Mozilla Firefox\\browser\\features\\loop@mozilla.org.xpi","e":true,"v":"0.1","st":1458092953000}},"app-global":{"{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}":{"d":"C:\\Program Files (x86)\\Mozilla Firefox\\browser\\extensions\\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi","e":true,"v":"8.0.0.9103","st":1452090606000},"{972ce4c6-7e08-4474-a285-3208198ce6fd}":{"d":"C:\\Program Files (x86)\\Mozilla Firefox\\browser\\extensions\\{972ce4c6-7e08-4474-a285-3208198ce6fd}.xpi","e":true,"v":"45.0.1","st":1458092953000}}}
1459395552780 addons.xpi DEBUG No changes found
1459395552785 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\loop@mozilla.org.xpi
1459395552786 addons.xpi DEBUG Loading bootstrap scope from C:\Program Files (x86)\Mozilla Firefox\browser\features\loop@mozilla.org.xpi
1459395552795 addons.xpi DEBUG Calling bootstrap method startup on loop@mozilla.org version 0.1
1459395552806 addons.xpi-utils DEBUG Starting async load of XPI database C:\Users\Manuli\AppData\Local\Temp\anonymous2544125435660511785webdriver-profile\extensions.json
1459395552811 addons.manager DEBUG Starting provider: <unnamed-provider>
1459395552811 addons.manager DEBUG Registering shutdown blocker for <unnamed-provider>
1459395552812 addons.manager DEBUG Provider finished startup: <unnamed-provider>
1459395552819 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\extensions\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi
1459395552820 addons.xpi DEBUG Loading bootstrap scope from C:\Program Files (x86)\Mozilla Firefox\browser\extensions\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi
1459395552822 addons.xpi DEBUG Calling bootstrap method startup on {82AF8DCA-6DE9-405D-BD5E-43525BDAD38A} version 8.0.0.9103
1459395552857 addons.manager DEBUG Registering shutdown blocker for XPIProvider
1459395552857 addons.manager DEBUG Provider finished startup: XPIProvider
1459395552857 addons.manager DEBUG Starting provider: LightweightThemeManager
1459395552857 addons.manager DEBUG Registering shutdown blocker for LightweightThemeManager
1459395552858 addons.manager DEBUG Provider finished startup: LightweightThemeManager
1459395552858 addons.manager DEBUG Starting provider: GMPProvider
1459395552861 addons.manager DEBUG Registering shutdown blocker for GMPProvider
1459395552861 addons.manager DEBUG Provider finished startup: GMPProvider
1459395552861 addons.manager DEBUG Starting provider: PluginProvider
1459395552861 addons.manager DEBUG Registering shutdown blocker for PluginProvider
1459395552862 addons.manager DEBUG Provider finished startup: PluginProvider
1459395552862 addons.manager DEBUG Completed startup sequence
1459395553007 addons.xpi-utils DEBUG Async JSON file read took 0 MS
1459395553007 addons.xpi-utils DEBUG Finished async read of XPI database, parsing...
1459395553008 addons.xpi-utils DEBUG Successfully read XPI database
*** Blocklist::_loadBlocklistFromFile: blocklist is disabled
1459395553083 addons.manager DEBUG Starting provider: PreviousExperimentProvider
1459395553083 addons.manager DEBUG Registering shutdown blocker for PreviousExperimentProvider
1459395553084 addons.manager DEBUG Provider finished startup: PreviousExperimentProvider
Build info: version: '2.45.0', revision: '5017cb8', time: '2015-02-26 23:59:50'
System info: host: 'ET_LAHIRU', ip: '192.168.1.2', os.name: 'Windows 8.1', os.arch: 'amd64', os.version: '6.3', java.version: '1.8.0_25'
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 org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:95)
at userlogin.login(userlogin.java:23)
at ayubomain.main(ayubomain.java:15)
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:
mozilla.org in app-system-defaults
1459395552778 addons.xpi DEBUG getModTime: Recursive scan of {82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}
1459395552778 addons.xpi DEBUG Existing add-on {82AF8DCA-6DE9-405D-BD5E-43525BDAD38A} in app-global
1459395552779 addons.xpi DEBUG getModTime: Recursive scan of {972ce4c6-7e08-4474-a285-3208198ce6fd}
1459395552779 addons.xpi DEBUG Existing add-on {972ce4c6-7e08-4474-a285-3208198ce6fd} in app-global
1459395552779 addons.xpi DEBUG getInstallState changed: false, state: {"app-profile":{"fxdriver@googlecode.com":{"d":"C:\\Users\\Manuli\\AppData\\Local\\Temp\\anonymous2544125435660511785webdriver-profile\\extensions\\fxdriver@googlecode.com","e":false,"v":"2.45.0","st":1459395548931,"mt":1459395548792}},"app-system-defaults":{"loop@mozilla.org":{"d":"C:\\Program Files (x86)\\Mozilla Firefox\\browser\\features\\loop@mozilla.org.xpi","e":true,"v":"0.1","st":1458092953000}},"app-global":{"{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}":{"d":"C:\\Program Files (x86)\\Mozilla Firefox\\browser\\extensions\\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi","e":true,"v":"8.0.0.9103","st":1452090606000},"{972ce4c6-7e08-4474-a285-3208198ce6fd}":{"d":"C:\\Program Files (x86)\\Mozilla Firefox\\browser\\extensions\\{972ce4c6-7e08-4474-a285-3208198ce6fd}.xpi","e":true,"v":"45.0.1","st":1458092953000}}}
1459395552780 addons.xpi DEBUG No changes found
1459395552785 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\features\loop@mozilla.org.xpi
1459395552786 addons.xpi DEBUG Loading bootstrap scope from C:\Program Files (x86)\Mozilla Firefox\browser\features\loop@mozilla.org.xpi
1459395552795 addons.xpi DEBUG Calling bootstrap method startup on loop@mozilla.org version 0.1
1459395552806 addons.xpi-utils DEBUG Starting async load of XPI database C:\Users\Manuli\AppData\Local\Temp\anonymous2544125435660511785webdriver-profile\extensions.json
1459395552811 addons.manager DEBUG Starting provider: <unnamed-provider>
1459395552811 addons.manager DEBUG Registering shutdown blocker for <unnamed-provider>
1459395552812 addons.manager DEBUG Provider finished startup: <unnamed-provider>
1459395552819 addons.xpi DEBUG Registering manifest for C:\Program Files (x86)\Mozilla Firefox\browser\extensions\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi
1459395552820 addons.xpi DEBUG Loading bootstrap scope from C:\Program Files (x86)\Mozilla Firefox\browser\extensions\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi
1459395552822 addons.xpi DEBUG Calling bootstrap method startup on {82AF8DCA-6DE9-405D-BD5E-43525BDAD38A} version 8.0.0.9103
1459395552857 addons.manager DEBUG Registering shutdown blocker for XPIProvider
1459395552857 addons.manager DEBUG Provider finished startup: XPIProvider
1459395552857 addons.manager DEBUG Starting provider: LightweightThemeManager
1459395552857 addons.manager DEBUG Registering shutdown blocker for LightweightThemeManager
1459395552858 addons.manager DEBUG Provider finished startup: LightweightThemeManager
1459395552858 addons.manager DEBUG Starting provider: GMPProvider
1459395552861 addons.manager DEBUG Registering shutdown blocker for GMPProvider
1459395552861 addons.manager DEBUG Provider finished startup: GMPProvider
1459395552861 addons.manager DEBUG Starting provider: PluginProvider
1459395552861 addons.manager DEBUG Registering shutdown blocker for PluginProvider
1459395552862 addons.manager DEBUG Provider finished startup: PluginProvider
1459395552862 addons.manager DEBUG Completed startup sequence
1459395553007 addons.xpi-utils DEBUG Async JSON file read took 0 MS
1459395553007 addons.xpi-utils DEBUG Finished async read of XPI database, parsing...
1459395553008 addons.xpi-utils DEBUG Successfully read XPI database
*** Blocklist::_loadBlocklistFromFile: blocklist is disabled
1459395553083 addons.manager DEBUG Starting provider: PreviousExperimentProvider
1459395553083 addons.manager DEBUG Registering shutdown blocker for PreviousExperimentProvider
1459395553084 addons.manager DEBUG Provider finished startup: PreviousExperimentProvider
at org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.start(NewProfileExtensionConnection.java:118)
org.openqa.selenium.firefox.NotConnectedException:45000毫秒后无法连接到端口7055上的主机127.0.0.1。firefox控制台输出：
mozilla.org应用程序内系统默认值
1459395552778 addons.xpi DEBUG getModTime:递归扫描{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}
1459395552778 addons.xpi调试应用程序全局中的现有加载项{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}
1459395552779 addons.xpi DEBUG getModTime:递归扫描{972ce4c6-7e08-4474-a285-3208198ce6fd}
1459395552779 addons.xpi调试应用程序全局中的现有加载项{972ce4c6-7e08-4474-a285-3208198ce6fd}
1459395552779 addons.xpi调试getInstallState已更改：false，状态：{“应用程序配置文件”：{”fxdriver@googlecode.com“：{”d:“C:\\Users\\Manuli\\AppData\\Local\\Temp\\Anonymous25441254356660511785WebDriver profile\\extensions”\\fxdriver@googlecode.com“，“e”：false，“v”：“2.45.0”，“st”：1459395548931，“mt”：1459395548792}”，应用程序系统默认值：{"loop@mozilla.org“：{”d:“C:\\ProgramFiles（x86）\\Mozilla Firefox\\browser\\features”\\loop@mozilla.org.xpi“，”e“：true，”v“：”0.1“，”st“：1458092953000}”，app global“{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}”：“{”d“：”C:\\Program Files（x86）\\Mozilla Firefox\\browser\\extensions\\\\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi”，“e“，”true，“v:”8.0.0.9103“，”st“：1452090606000}，“{972ce4c6-7e08-4474-a285-3208198ce6fd}”：{“d”：“C:\\ProgramFiles（x86）\\Mozilla Firefox\\browser\\extensions\\\{972ce4c6-7e08-4474-a285-3208198ce6fd}.xpi”，“e”：true，“v”：“45.0.1”，“st”：1458092953000}”
1459395552780 addons.xpi调试未找到任何更改
1459395552785 addons.xpi调试注册C:\Program Files（x86）\Mozilla Firefox\browser\features的清单\loop@mozilla.org.xpi
1459395552786 addons.xpi调试从C:\Program Files（x86）\Mozilla Firefox\browser\features加载引导作用域\loop@mozilla.org.xpi
1459395552795 addons.xpi调试在启动时调用引导方法loop@mozilla.org版本0.1
1459395552806 addons.xpi-utils调试启动xpi数据库的异步加载C:\Users\Manuli\AppData\Local\Temp\anonymous25441254353660511785WebDriver profile\extensions.json
1459395552811 addons.manager调试启动提供程序：
1459395552811 addons.manager调试为注册关闭阻止程序
1459395552812 addons.manager调试提供程序已完成启动：
1459395552819 addons.xpi调试注册C:\Program Files（x86）\Mozilla Firefox\browser\extensions\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi的清单
1459395552820 addons.xpi调试从C:\Program Files（x86）\Mozilla Firefox\browser\extensions\{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}.xpi加载引导作用域
1459395552822 addons.xpi调试在{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}版本8.0.0.9103上调用引导方法启动
1459395552857 addons.manager调试为XPIProvider注册关机阻止程序
1459395552857 addons.manager调试提供程序已完成启动：XPIProvider
1459395552857 addons.manager调试启动提供程序：LightweightTheManager
1459395552857 addons.manager调试为Lightweight TheManager注册关机阻止程序
1459395552858 addons.manager调试提供程序已完成启动：LightweightTheManager
1459395552858 addons.manager调试启动提供程序：GMPProvider
1459395552861 addons.manager调试为GMPProvider注册关机阻止程序
1459395552861 addons.manager调试提供程序已完成启动：GMPProvider
1459395552861 addons.manager调试启动提供程序：PluginProvider
1459395552861 addons.manager调试为PluginProvider注册关机阻止程序
1459395552862 addons.manager调试提供程序已完成启动：PluginProvider
1459395552862 addons.manager调试已完成启动序列
1459395553007 addons.xpi-utils调试异步JSON文件读取耗时0毫秒
1459395553007 addons.xpi-utils调试已完成xpi数据库的异步读取，正在解析。。。
1459395553008 addons.xpi-utils调试成功读取xpi数据库
***块列表：：\u loadBlocklistFromFile:块列表已禁用
1459395553083 addons.manager调试启动提供程序：PreviousExperimentProvider
1459395553083 addons.manager调试为以前的提供程序注册关闭阻止程序
1459395553084 addons.manager调试提供程序已完成启动：PreviousExperimentProvider
位于org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.start（NewProfileExtensionConnection.java:118）
位于org.openqa.selenium.firefox.FirefoxDriver.startClient（FirefoxDriver.java:246）
位于org.openqa.selenium.remote.RemoteWebDriver。（RemoteWebDriver.java:114）
位于org.openqa.selenium.firefox.FirefoxDriver（FirefoxDriver.java:193）
位于org.openqa.selenium.firefox.FirefoxDriver.（FirefoxDriver.java:186）
位于org.openqa.selenium.firefox.FirefoxDriver（FirefoxDriver.java:182）
位于org.openqa.selenium.firefox.FirefoxDriver.（FirefoxDriver.java:95）
在userlogin.login（userlogin.java:23）
在ayubomain.main（ayubomain.java:15）
线程“main”org.openqa.selenium.WebDriverException中出现异常：无法连接到端口7055上的二进制FirefoxBinary（C:\Program Files（x86）\Mozilla Firefox\Firefox.exe）；过程输出如下：
mozilla.org应用程序内系统默认值
1459395552778 addons.xpi DEBUG getModTime:递归扫描{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}
1459395552778 addons.xpi调试应用程序全局中的现有加载项{82AF8DCA-6DE9-405D-BD5E-43525BDAD38A}
1459395552779 addons.xpi DEBUG getModTime:递归扫描{972ce4c6-7e08-4474-a285-3208198ce6fd}
1459395552779 addons.xpi调试现有加载项{972ce4c6-7
firefoxProfile.setPreference("xpinstall.signatures.required", false);
static WebDriver driver=null;
public static void main(String[] args) {
final FirefoxProfile firefoxProfile = new FirefoxProfile();
firefoxProfile.setPreference("xpinstall.signatures.required", false);
driver = new FirefoxDriver(firefoxProfile);
driver.get("https://www.google.de/");