android-version

Android - Can an app developed in Android 1.6 run in Android 2.0?

Is Android backwards compatible, in other words can an application developed in Android 1.6 run in Android 2.0? I just published a 2.0 application and discovered that I can't find it in the market using my G1 (Android 1.6) phone. But apparently others are downloading it. Should I downgrade the application to 1.6 or do I need to create ...

Why do apps from Android 2.1 stop working with 2.2?

Hi guys, I've just updated my nexus one to 2.2. Now all of my (own and some from the market) apps throw exceptions and were closed. It's weird, in the app I'm developing atm, there it displays only my start page with buttons, but when I tap on one button to fire an intent to another activity my app gets closed with an exception. Yester...