Can not find Firefox Can not find firefox binary in PATH

org.openqa.selenium.WebDriverException: Cannot find firefox binary in PATH. Make sure firefox is installed. OS appears to be: VISTA
Build info: version: '2.48.2', revision: '41bccdd', time: '2015-10-09 19:59:12'
System info: host: 'MININT-RQ9DS4O', ip: '30.10.3.30', os.name: 'Windows 7', os.arch: 'amd64', os.version: '6.1', java.version: '1.7.0_60'
Driver info: driver.version: FirefoxDriver

There are four solutions:

1. firefox reinstalled in the default path; 

THE	Expected Location of Firefox
Linux	firefox (found using "which")
Mac	/Applications/Firefox.app/Contents/MacOS/firefox
Windows	%PROGRAMFILES%\Mozilla Firefox\firefox.exe

2. The setting value directly by System.setProperty webdriver.firefox.bin method  ;

 3. Use setCapability set  ;

4. FirefoxBinary classes and public FirefoxDriver (FirefoxBinary binary, FirefoxProfile profile) This constructor;

 

Reference: http: //sariyalee.iteye.com/blog/1688271