[by jg.forlogic]

Yes. I'm using Sencha Touch 2.0 and by doing that change on the "app.json" file like I said, I could make my application run on Android 4.0.3.

[by jg.forlogic]

Finally I made it work on Android 4.0.3.
Changing the logger attribute in the "app.json" file from "no" to "false" made the native application work.