用x86测试的时候，发现以下问题，求解？

[huaqmffpy]

 [2012-07-29 10:12:32 - AndTProject] ------------------------------
 [2012-07-29 10:12:32 - AndTProject] Android Launch!
 [2012-07-29 10:12:32 - AndTProject] adb is running normally.
 [2012-07-29 10:12:32 - AndTProject] Performing cn.com.kuting.activity.Loading activity launch
 [2012-07-29 10:12:32 - AndTProject] Automatic Target Mode: using device '192.168.1.112:5555'
 [2012-07-29 10:12:32 - AndTProject] Uploading AndTProject.apk onto device '192.168.1.112:5555'
 [2012-07-29 10:12:32 - AndTProject] Installing AndTProject.apk...
 [2012-07-29 10:12:32 - AndTProject] Installation failed due to invalid APK file!
 [2012-07-29 10:12:32 - AndTProject] Please check logcat output for more details.[2012-04-19 12:37:29 - AndTProject] Launch canceled!