Eclipse can get out of synch with itself. Usually I can get it back together by doing Projects | Clean and forcing everything to rebuild. Also right click on each project and do a Refresh.
There is a setting Windows | Preferences | General | Workspace that does refresh and build automatically. This tends to help. It's a learning curve, On Mar 8, 12:56 am, neckar <[email protected]> wrote: > Hello all, > > I've installed the android SDK, Eclipse and the ADT plugin (got all > the latest versions from the official websites: eclipse 3.4.2 from > which I installed the ADT plugin and SDK 1.1_r1 from google). > > I've set the SDK in eclipse and also added it to the PATH environment > variable (I'm running Win XP SP2) and have entered the necessary Run > configurations settings in eclipse. > > Yet trying to open each of the sample projects and create a Hello > Android project of my own consistently gets the following error from > eclipse: R cannot be resolved. > > I still don't know much about the framework but have read that the > R.java is suppose to be generated automatically. Eclipse suggests > adding an import to android.R, but the tutorial I'm reading seems to > have no such import and even if I add the import the problem persist > as the 'main' class simply isn't there. > > I've changed the relevant code so to omit the use of the R class from > this: > > public void onCreate(Bundle savedInstanceState) { > super.onCreate(savedInstanceState); > setContentView(R.layout.main); > > to this: > > TextView tv = new TextView(this); > tv.setText("Hello, Android"); > setContentView(tv); > > While this did make the aforementioned error go away I still couldn't > run the project since eclipse doesn't seem to work well with the ADT > plugin (that's my guess at least) and the doesn't build the project. > > When I Run it I get the following output on the console: > > [2009-03-08 09:19:09 - Hello Android] ---------------------- > [2009-03-08 09:19:09 - Hello Android] Android Launch! > [2009-03-08 09:19:09 - Hello Android] adb is running normally. > [2009-03-08 09:19:09 - Hello Android] Could not find Hello > Android.apk! > > The emulatore doesn't start of course. It seems to me like there's a > problem with the ADT and Eclipse so that the projects aren't created > properly (that R.java file is suppose to be created automatically > according to what I've read). > > any clues as to what's gone wrong here and how can I fix it? --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en -~----------~----~----~----~------~----~------~--~---
