Troubleshoot the Functional Testing Framework issues

Installation issues

Selenium Server issue

Error message:

PHPUnit_Extensions_Selenium2TestCase_WebDriverException: Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms. Firefox console output: in selenium server console output

Reason: a Selenium server is incompatible with your browser version
Solution: download the latest Selenium Standalone Server version