Error:Unable to bind to locking port 7054 within 45000 ms

org.openqa.selenium.WebDriverException: Unable to bind to locking port 7054 within 45000 ms 
Build info: version: '2.30.0', revision: 'dc1ef9c', time: '2013-02-19 00:15:27' 
System info: os.name: 'Windows 7', os.arch: 'x86', os.version: '6.1', java.version: '1.7.0' 
Driver info: driver.version: FirefoxDriver 
Command duration or timeout: 47.94 seconds 
Build info: version: '2.28.0', revision: '18309', time: '2012-12-11 15:53:30' 
System info: os.name: 'Windows 7', os.arch: 'x86', os.version: '6.1', java.version: '1.7.0' 
Driver info: org.openqa.selenium.remote.RemoteWebDriver

Solution1: This generally means you have another copy of Firefox running on that
system. 

Solution2 : Try Uninstalling FireFox completely and then Install Firefox .