错误信息：
eclipse运行Android程序时，报以下错误：
The connection to adb is down, and a severe error has occured.
You must restart adb and Eclipse.
Please ensure that adb is correctly located at 'Gconfigesdkplatform-toolsadb.exe' and can be executed.
处理操作：
打开电脑的任务管理器，关闭adb.exe进程，然后重启eclipse即可。