java.lang.NullPointerException: Unable to find executable for: taskkill

Google Groups | Kaleem Uddin Mohammed Abdul | 1 year ago
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    gmane.org | 1 year ago
    java.lang.NullPointerException: Unable to find executable for: taskkill
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    gmane.org | 1 year ago
    java.lang.NullPointerException: Unable to find executable for: taskkill
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    gmane.org | 11 months ago
    java.lang.NullPointerException: Unable to find executable for: taskkill
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    gmane.org | 11 months ago
    java.lang.NullPointerException: Unable to find executable for: taskkill
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    Users list for the selenium web testing framework

    gmane.org | 11 months ago
    java.lang.NullPointerException: Unable to find executable for: taskkill

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Root Cause Analysis

  1. java.lang.NullPointerException

    Unable to find executable for: taskkill

    at com.google.common.base.Preconditions.checkNotNull()
  2. Guava
    Preconditions.checkNotNull
    1. com.google.common.base.Preconditions.checkNotNull(Preconditions.java:250)
    1 frame
  3. Selenium
    CommandLine.destroy
    1. org.openqa.selenium.os.UnixProcess.<init>(UnixProcess.java:62)
    2. org.openqa.selenium.os.CommandLine.<init>(CommandLine.java:38)
    3. org.openqa.selenium.os.WindowsUtils.killPID(WindowsUtils.java:172)
    4. org.openqa.selenium.os.ProcessUtils.killWinProcess(ProcessUtils.java:138)
    5. org.openqa.selenium.os.ProcessUtils.killProcess(ProcessUtils.java:81)
    6. org.openqa.selenium.os.UnixProcess$SeleniumWatchDog.destroyHarder(UnixProcess.java:248)
    7. org.openqa.selenium.os.UnixProcess$SeleniumWatchDog.access$2(UnixProcess.java:245)
    8. org.openqa.selenium.os.UnixProcess.destroy(UnixProcess.java:124)
    9. org.openqa.selenium.os.CommandLine.destroy(CommandLine.java:153)
    9 frames
  4. selenium-firefox-driver
    FirefoxDriver.stopClient
    1. org.openqa.selenium.firefox.FirefoxBinary.quit(FirefoxBinary.java:259)
    2. org.openqa.selenium.firefox.internal.NewProfileExtensionConnection.quit(NewProfileExtensionConnection.java:202)
    3. org.openqa.selenium.firefox.FirefoxDriver$LazyCommandExecutor.quit(FirefoxDriver.java:376)
    4. org.openqa.selenium.firefox.FirefoxDriver.stopClient(FirefoxDriver.java:322)
    4 frames
  5. Selenium
    RemoteWebDriver.quit
    1. org.openqa.selenium.remote.RemoteWebDriver.quit(RemoteWebDriver.java:477)
    1 frame
  6. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    2. sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    4. java.lang.reflect.Method.invoke(Unknown Source)
    4 frames
  7. selenium-support
    EventFiringWebDriver$2.invoke
    1. org.openqa.selenium.support.events.EventFiringWebDriver$2.invoke(EventFiringWebDriver.java:102)
    1 frame
  8. com.sun.proxy
    $Proxy1.quit
    1. com.sun.proxy.$Proxy1.quit(Unknown Source)
    1 frame
  9. selenium-support
    EventFiringWebDriver.quit
    1. org.openqa.selenium.support.events.EventFiringWebDriver.quit(EventFiringWebDriver.java:199)
    1 frame
  10. selenium-server
    DeleteSession.call
    1. org.openqa.selenium.remote.server.handler.DeleteSession.call(DeleteSession.java:50)
    2. org.openqa.selenium.remote.server.handler.DeleteSession.call(DeleteSession.java:1)
    2 frames
  11. Java RT
    FutureTask.run
    1. java.util.concurrent.FutureTask.run(Unknown Source)
    1 frame
  12. selenium-server
    DefaultSession$1.run
    1. org.openqa.selenium.remote.server.DefaultSession$1.run(DefaultSession.java:176)
    1 frame
  13. Java RT
    Thread.run
    1. java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    2. java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    3. java.lang.Thread.run(Unknown Source)
    3 frames