自动测试-selenium启动Firefox失败并报错：无法找到匹配的功能集

Question

package com.selenium.study;
import org.openqa.selenium.*;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.firefox.*;
public class study {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		//实例化一个对象Firefox
		WebDriver driver;
		System.setProperty("webdriver.gecko.driver",
				"C:\\Program Files\\Mozilla Firefox\\geckodriver.exe"); //获取路径
		driver = new FirefoxDriver();
		String testurl="http://www.baidu.com";
		driver.get(testurl);
		System.out.println(driver.getTitle());
		driver.quit();
	}

}

报错：

1517058193132 geckodriver INFO geckodriver 0.19.1

1517058193147 geckodriver INFO Listening on 127.0.0.1:28726

Exception in thread "main" org.openqa.selenium.SessionNotCreatedException: Unable to find a matching set of capabilities

Build info: version: '3.8.1', revision: '6e95a6684b', time: '2017-12-01T19:05:32.194Z'

System info: host: 'MS-20170227JPSV', ip: '192.168.31.225', os.name: 'Windows 7', os.arch: 'amd64', os.version: '6.1', java.version: '1.8.0_92'

Driver info: driver.version: FirefoxDriver

remote stacktrace: stack backtrace:

   0:           0x47e934 - <no info>

   1:           0x47f0a3 - <no info>

   2:           0x442511 - <no info>

   3:           0x4436da - <no info>

   4:           0x42a890 - <no info>

   5:           0x406f5e - <no info>

   6:           0x40cfc9 - <no info>

   7:           0x6bef19 - <no info>

   8:           0x420756 - <no info>

   9:           0x6b96e0 - <no info>

  10:         0x770059cd - BaseThreadInitThunk

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.remote.W3CHandshakeResponse.lambda$new$0(W3CHandshakeResponse.java:57)

at org.openqa.selenium.remote.W3CHandshakeResponse.lambda$getResponseFunction$2(W3CHandshakeResponse.java:104)

at org.openqa.selenium.remote.ProtocolHandshake.lambda$createSession$0(ProtocolHandshake.java:123)

at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)

at java.util.Spliterators$ArraySpliterator.tryAdvance(Spliterators.java:958)

at java.util.stream.ReferencePipeline.forEachWithCancel(ReferencePipeline.java:126)

at java.util.stream.AbstractPipeline.copyIntoWithCancel(AbstractPipeline.java:498)

at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:485)

at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:471)

at java.util.stream.FindOps$FindOp.evaluateSequential(FindOps.java:152)

at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)

at java.util.stream.ReferencePipeline.findFirst(ReferencePipeline.java:464)

at org.openqa.selenium.remote.ProtocolHandshake.createSession(ProtocolHandshake.java:126)

at org.openqa.selenium.remote.ProtocolHandshake.createSession(ProtocolHandshake.java:73)

at org.openqa.selenium.remote.HttpCommandExecutor.execute(HttpCommandExecutor.java:142)

at org.openqa.selenium.remote.service.DriverCommandExecutor.execute(DriverCommandExecutor.java:83)

at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:601)

at org.openqa.selenium.remote.RemoteWebDriver.startSession(RemoteWebDriver.java:219)

at org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:142)

at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:120)

at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:98)

at com.selenium.study.study.main(study.java:13)

Answer 1

CSNQTWXGDBEWLOKAWZIZJFBXGWLIRGQMVXMOEBPYHRBRQZURNKZVMWFILEURFSIBMIUXZCRGPYBFVOXYUKZWSPSVZWROEEBDULHNCLUXGQYWTDXMCLMCYUEPRCRUJTWSBGJFZPGCYVLAELOGUQTJZOKMABSVRUQMVREILAWSORMJROYUDMOEBPLBEWZDMCYIKAJLPRJTVYOKGJWJWOQTIYOJGPSHRTJSUENQSOXCRAQGUDTPXNZIYHKTOXZPYRGVEBXNPMVRACFCXNKZVLNLGCXGCSVLGQODMVSBKADYIQYAQNPFUDMIUDGVLNDGBETQFUQMVLNQMBLHWTIKNDRTJHCYIRNJSIEUJYAXMILOKNWSIYADTOYTVLBENJYVXNWQNISNDTPSVXLIVXTCSODTWLGEHWMTJFURNKZPRUQSPKUXMKZIEAWSIEHKPYUKZCFIEICPLOXGWFORUKCEBRHWZVLODWYHWKNCSBKMJTPSHKUDFCSADFIYHDZCRBDSVYHKGPSORLHCFCKNJZIFRGCFBRHJMIENDENDGJLIKUODZJLORUQRUSUKFVLAQMPFMBDGPLNDMWSRZJEHWEADMJIXAJSOCYUKGEHJZCSOXAJYUQFVCZIXHQZFGWMURTCMOXLBDGICFBXUWJYUXGPRBJZPVXGJSIRYOXNOXZIRFCLORAMBQMPLNKZJSODMBJZURGJGZBQACSUDAWZUJDMJFHJGPLBDMCDMCYTEARHHXACMUENWUEGWEHRNBSVDFIESVYTJMPYNPKGWFIXUDBDMVEURNPFBMOCSVEGDZQTYHKNPZVLVLBNJFORUQSNQZUQZBXGPFILIUWXGCLUKNXMPSBQSBXMPSOPFVEUDZPRAXWMPKHXFUDSV