android The connection to adb is down, and a severe error has occured

[这是window下的错误 2012-01-13 23:09:41 - HelloAndroid]The connection to adb is down, and a severe error has occured. 2012-01-13 23:09:41 - HelloAndroid]You must restart adb and Eclipse. 2012-01-13 23:09:41 - HelloAndroid]Please ensure that adb is correctly located at 'C:\Users\Mohit\Documents\AndroidSDK\tools\adb.exe' and can be executed. 这是ubuntu下的错误 2012-01-13 23:09:41 - HelloAndroid]The connection to adb is down, and a severe error has occured. 2012-01-13 23:09:41 - HelloAndroid]You must restart adb and Eclipse. 2012-01-13 23:09:41 - HelloAndroid]Please ensure that adb is correctly located at '/home/yanggf/android/android-sdk-linux/tools/adb' and can be executed.
 解决办法： wo options to solve this problem on windows: Option 1: Close the eclipse, if it is running. Run the command prompt. Go to the tools location of the android sdk. run 'adb kill-server' then run 'adb start-server'. start the eclipse. Option 2: Open the task manager. kill the adb process. start the eclipse. Problem should be solved.