selenium run error

[lakshmidp]

1483497881552 geckodriver INFO Listening on 127.0.0.1:21271
Jan 03, 2017 9:44:42 PM org.openqa.selenium.remote.ProtocolHandshake createSession
INFO: Attempting bi-dialect session, assuming Postel's Law holds true on the remote end
1483497882388 mozprofile::profile INFO Using profile path C:\Users\lpola\AppData\Local\Temp\rust_mozprofile.3Go9js6cOUE7
1483497882403 geckodriver::marionette INFO Starting browser C:\Users\lpola\AppData\Local\Mozilla Firefox\firefox.exe
1483497882421 geckodriver::marionette INFO Connecting to Marionette on localhost:60859
1483497883954 Marionette INFO Listening on port 60859
Jan 03, 2017 9:44:47 PM org.openqa.selenium.remote.ProtocolHandshake createSession
INFO: Detected dialect: W3C
Exception in thread "main" org.openqa.selenium.UnsupportedCommandException: POST /session/2debe934-cb8e-4942-9a93-a930dea69124/moveto did not match a known command
Build info: version: 'unknown', revision: '1969d75', time: '2016-10-18 09:43:45 -0700'
System info: host: 'homepc', ip: '192.168.1.147', os.name: 'Windows 10', os.arch: 'amd64', os.version: '10.0', java.version: '1.8.0_111'
Driver info: org.openqa.selenium.firefox.FirefoxDriver
Capabilities [{rotatable=false, raisesAccessibilityExceptions=false, marionette=true, firefoxOptions={args=[], prefs={}}, appBuildId=20161208153507, version=, platform=XP, proxy={}, command_id=1, specificationLevel=0, acceptSslCerts=false, processId=225820, browserVersion=50.1.0, platformVersion=10.0, XULappId={ec8030f7-c20a-464f-9b0e-13a3a9e97384}, browserName=firefox, takesScreenshot=true, takesElementScreenshot=true, platformName=windows_nt}]
Session ID: 2debe934-cb8e-4942-9a93-a930dea69124
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.http.W3CHttpResponseCodec.createException(W3CHttpResponseCodec.java:127)
at org.openqa.selenium.remote.http.W3CHttpResponseCodec.decode(W3CHttpResponseCodec.java:93)
at org.openqa.selenium.remote.http.W3CHttpResponseCodec.decode(W3CHttpResponseCodec.java:42)
at org.openqa.selenium.remote.HttpCommandExecutor.execute(HttpCommandExecutor.java:163)
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.RemoteExecuteMethod.execute(RemoteExecuteMethod.java:35)
at org.openqa.selenium.remote.RemoteMouse.mouseMove(RemoteMouse.java:89)
at org.openqa.selenium.interactions.MoveMouseAction.perform(MoveMouseAction.java:39)
at org.openqa.selenium.interactions.CompositeAction.perform(CompositeAction.java:50)
at seleniumPackage.MacysMouseOver.main(MacysMouseOver.java:33)

[lakshmidp]

please help me