安装genymotion后无法启动模拟器

Question

我安装genymotion后出错;我无法使用普通模拟器; 错误是;

[2014-05-23 20:20:55 - Emulator] invalid command-line parameter: 8.8.4.4.
[2014-05-23 20:20:55 - Emulator] Hint: use '@foo' to launch a virtual device named 'foo'.
[2014-05-23 20:20:55 - Emulator] please use -help for more information

任何人都可以帮我解决。