title: .apk file not working on device
body: <p>i took an android project and imported it in eclipse. in properties->android section it is showing platform 1.6 and API level 4. I have downloaded Android 2.2. Now when i try to make some changes in the source code and make an .apk file and try to install on my android device the device shows an error : Application not installed. the project is not showing any error but it is showing a warning : Attribute minSdkVersion (3) is lower than the project target API level (4) in manifest file. the person who gave me th eproject i asked him to mail his .apk file to me and that .apk file is running perfectly on the device. Please advice.</p>