Accidentally deleted many files under the account, so the following error occurred when enabling the android simulator: panic: cocould not open :\. android/AVD/2.2.ini: the search result is recorded here for ease of use. In general, the file is deleted and needs to be re-created. The cause of the problem is that the Directory D: \ Java \ Android \. Android/AVD/android4.1.ini does not have this. ini, or even the directory Android does not exist. By default, Android will create these files in administrator to store the files in the directory c: \ Documents ents and Settings \ Administrator \ of emulator. android folder solution: 1. Set the environment variable android_sdk_home to your SDK directory. For example, my variable name android_sdk_home is D: \ Java \ android_sdk 2. modify the configuration file in the eclipse installation directory: Find the following file: Eclipse \ configuration. settings \ Org. eclipse. UI. IDE. after prefs is enabled, add the environment variable you Just configured. For example, android_sdk_home = d \: \ Java \ androidsdk (note the slash format) 3. Restart eclipse, re-build AVD, and run it successfully.