count error "xxx is not visible from class loader" below froyo

[GoogleCodeExporter]

What steps will reproduce the problem?
1.  write code as example
2.  use emulator below api 8 to test the application
3.  throw exception(where  BC is a remote interface):

08-11 22:42:49.941: ERROR/AndroidRuntime(323): Caused by: 
java.lang.IllegalArgumentException: android.engine.BC is not visible from class 
loader
08-11 22:42:49.941: ERROR/AndroidRuntime(323):     at 
java.lang.reflect.Proxy.getProxyClass(Proxy.java:120)
08-11 22:42:49.941: ERROR/AndroidRuntime(323):     at 
java.lang.reflect.Proxy.newProxyInstance(Proxy.java:230)
08-11 22:42:49.941: ERROR/AndroidRuntime(323):     at 
com.caucho.hessian.client.HessianProxyFactory.create(HessianProxyFactory.java:34
6)
08-11 22:42:49.941: ERROR/AndroidRuntime(323):     at 
com.caucho.hessian.client.HessianProxyFactory.create(HessianProxyFactory.java:32
0)

What is the expected output? What do you see instead?
app runs smoothly in froyo 

What version of the product are you using? On what operating system?

Please provide any additional information below.

Original issue reported on code.google.com by biaji...@gmail.com on 11 Aug 2011 at 2:52

[GoogleCodeExporter]

I dig it out.

It's releate to this issus of android:

http://code.google.com/p/android/issues/detail?id=5697

Original comment by biaji...@gmail.com on 12 Aug 2011 at 1:38