Why signed android apk is not running on emulator

Question

I have made a signed apk of an android project. Whenever my client try to run it on the emulator, he faces the following error message:

D:\\Android\\android-sdk-         


        

Answer 1

As Dan pointed out, check if you're running JDK 7. More info: http://code.google.com/p/android/issues/detail?id=19567