[2015-04-14 22:03:13 - HelloWord] ------------------------------
[2015-04-14 22:03:13 - HelloWord] Android Launch!
[2015-04-14 22:03:13 - HelloWord] The connection to adb is down, and a severe error has occured.
[2015-04-14 22:03:13 - HelloWord] You must restart adb and Eclipse.
[2015-04-14 22:03:13 - HelloWord] Please ensure that adb is correctly located at 'E:\anzhuo\Xin\adt-bundle-windows-x86_64-20140321\sdk\platform-tools\adb.exe' and can be executed 

请问该怎么解决