Try the following:
This will generate an unsigned .apk and install it onto the device.
Observe LogCat (Ctrl+3 and search for "LogCat" to add the panel) for errors.
If you cannot connect the device to the computer:
- Make sure the enable the option to allow installing applications from "Unknown Sources".
- Setup an email account on the device and email the .apk to yourself. Tapping the attached .apk should then install it.
- Alternatively, and only if your device is rooted, you can use an app called ADB Wireless, which allows remote installing and debugging of applications.
As a final attempt,
- From the Android SDK Mananger, install API Level 8.
- Go to the android\native\AndroidManifest.xml file and change
minSdkValue
to 8.
- Build and deploy, install on device.