org.openqa.selenium.TimeoutException: Connection refused (os error 111)

HI, I m trying my maven profect on Firefox browser bu i get this error, anyone has any idea?Thanks

org.openqa.selenium.TimeoutException: Connection refused (os error 111)
Build info: version: ‘3.141.59’, revision: ‘e82be7d358’, time: ‘2018-11-14T08:17:03’
System info: host: ‘ip-10-0-3-63.eu-west-1.compute.internal’, ip: ‘10.0.3.63’, os.name: ‘Linux’, os.arch: ‘amd64’, os.version: ‘4.14.268-205.500.amzn2.x86_64’, java.version: ‘11.0.13’
Driver info: driver.version: FirefoxDriver