Unable to run code in Selenium

When I run the code it shows this error in selenium.

How can I run this code?

1522226684482   geckodriver INFO    geckodriver 0.20.0 (0ac3698a74a7b1a742682b8e704f1f418df827ed 2018-03-13)
1522226684493   geckodriver INFO    Listening on 127.0.0.1:3573
Mar 28, 2018 2:14:44 PM org.openqa.selenium.remote.ProtocolHandshake createSession
INFO: Attempting bi-dialect session, assuming Postel's Law holds true on the remote end
1522226684943   mozrunner::runner   INFO    Running command: "C:\\Program Files\\Mozilla Firefox\\firefox.exe" "-marionette" "-profile" "C:\\Users\\VIRAJ~1.SGP\\AppData\\Local\\Temp\\rust_mozprofile.sLm6mdhHmFpE"
[GFX1]: Potential driver version mismatch ignored due to missing DLLs igd10umd32 v= and igd10iumd32 v=
1522226695582   Marionette  INFO    Enabled via --marionette
[GFX1]: Potential driver version mismatch ignored due to missing DLLs igd10umd32 v= and igd10iumd32 v=
1522226703662   Marionette  INFO    Listening on port 51725
[GFX1]: Potential driver version mismatch ignored due to missing DLLs igd10umd32 v= and igd10iumd32 v=
[GFX1]: Potential driver version mismatch ignored due to missing DLLs igd10umd32 v= and igd10iumd32 v=
Mar 28, 2018 2:15:06 PM org.openqa.selenium.remote.ProtocolHandshake createSession
INFO: Falling back to original OSS JSON Wire Protocol.
Mar 28, 2018 2:15:06 PM org.openqa.selenium.remote.ProtocolHandshake createSession
INFO: Falling back to straight W3C remote end connection
Exception in thread "main" **org.openqa.selenium.SessionNotCreatedException**: Unable to create new remote session. desired capabilities = Capabilities [{marionette=true, firefoxOptions=org.openqa.selenium.firefox.FirefoxOptions@9cfc36, browserName=firefox, moz:firefoxOptions=org.openqa.selenium.firefox.FirefoxOptions@9cfc36, version=, platform=ANY}], required capabilities = Capabilities [{}]
Build info: version: 'unknown', revision: '1969d75', time: '2016-10-18 09:43:45 -0700'
System info: host: 'testing6', ip: '192.168.6.239', os.name: 'Windows 7', os.arch: 'x86', os.version: '6.1', java.version: '1.8.0_121'
Driver info: driver.version: FirefoxDriver
    at org.openqa.selenium.remote.ProtocolHandshake.createSession(ProtocolHandshake.java:91)
    at org.openqa.selenium.remote.HttpCommandExecutor.execute(HttpCommandExecutor.java:141)
    at org.openqa.selenium.remote.service.DriverCommandExecutor.execute(DriverCommandExecutor.java:82)
    at org.openqa.selenium.remote.RemoteWebDriver.execute(RemoteWebDriver.java:601)
    at org.openqa.selenium.remote.RemoteWebDriver.startSession(RemoteWebDriver.java:241)
    at org.openqa.selenium.remote.RemoteWebDriver.<init>(RemoteWebDriver.java:128)
    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:242)
    at org.openqa.selenium.firefox.FirefoxDriver.<init>(FirefoxDriver.java:135)
    at KPRt.Testkpr.main(Testkpr.java:16)