Eclipse打开时就出现Adb connection Error

Adb connection Error:远程主机强迫关闭了一个现有的连接。
[2015-08-21 21:43:26 - DeviceMonitor] Connection attempts: 1
[2015-08-21 21:43:28 - DeviceMonitor] Connection attempts: 2
[2015-08-21 21:43:30 - DeviceMonitor] Connection attempts: 3
[2015-08-21 21:43:32 - DeviceMonitor] Connection attempts: 4
[2015-08-21 21:43:34 - DeviceMonitor] Connection attempts: 5
[2015-08-21 21:43:36 - DeviceMonitor] Connection attempts: 6
这个链接http://blog.csdn.net/smach1991710/article/details/9429863中的方法试过了，不成功