Fix Android R Cannot Be Resolved To A Variable Eclipse Tutorial

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Android R Cannot Be Resolved To A Variable Eclipse


If you name any resource folder file with the combination of upper and lower case letters, R file commits suicide :P Also, remove import.R statement from every java file. ADT quit unexpectedly error on Mac OSX Android Eclipse SDK8. Fix it google! –CF_Maintainer Mar 17 '13 at 17:28 4 How does Google not grant funds to get items like this fixed? –Cris Jun 30 '13 at 23:32 | It's unobvious from the long list of errors that some of them are actually causing all the others. –Carlos Aug 8 '14 at 8:24 add a comment| up vote 0 down

Bobby Lou Jo 4,857 views 4:15 Android Fragments : Fragments Communicating within an Activity And Basic Dynamic Layout - Duration: 30:26. Eclipse and the auto-import feature seem to have gotten me by adding that import line automatically. –Steven Jun 8 '10 at 3:12 6 I've also had similar issues when I For example, it may be a layout file or it may be due to some missing resource is, but you already defined it in the XML file. Watch QueueQueueWatch QueueQueue Remove allDisconnect Loading... why not try these out

R Cannot Be Resolved To A Variable Eclipse

Im using eclipse and it only accepts file names a-z0-9_. Why does Friedberg say that the role of the determinant is less central than in former times? The weird thing is that I had a android:icon="@drawable/XXX" declaration on an in a menu resource, but there was no red squiggle signalling that the drawable resource XXX wasn't found. Sort the fault, delete gen directory and clean.

Browse other questions tagged android eclipse compiler-errors android-resources android-sdk-tools or ask your own question. thn install that tool also. Your System has Mac OS X Version 10.10. Missing I suspect something is wrong with the Eclipse Android setup, so I'll add this discussion to the IDE forum as well.

Simply running apt-get install ia32-libs and relaunching Eclipse fixed the error. R Cannot Be Resolved To A Variable Android Studio If I cleaned the project after that, it broke again. Published on Feb 11, 2014While beginning with Android Development with Eclipse. "R cannot be resolved to a variable" is most probable error at the start. I was not aware of this, renamed them with all lowercase and R suddenly worked/resolved :) –Lars Anundskas Feb 26 '14 at 0:25 add a comment| 15 Answers 15 active oldest

Others have said that your XML files must be free from errors, but I was only looking in the res/ folder. How To Remove R Error In Android Studio Ulf Dittmer Rancher Posts: 42968 73 posted 1 year ago What does "nothing works for me" mean? main.xml) then delete the file and see if the regenerated resolves the R resolve problem. Kindly verify by opening every kind of xml file from every folder under res folder you have created.

R Cannot Be Resolved To A Variable Android Studio

share|improve this answer edited Dec 13 '13 at 1:36 Josh Crozier 101k26150151 answered Dec 13 '13 at 1:13 user3097695 84 I copy the project from office computer to a You can either rename the subdirectory under gen to match your new package name, or you can change your package name back to the old name. R Cannot Be Resolved To A Variable Eclipse I have tried cleaning and building it, I have tried importing android.R but I didn't have this before, it then gives and error and says the layout file doesn't exist. Eclipse R Cannot Be Resolved To A Variable After Clean there seems to be a dozens of different answers to this question involving changing settings deep in the project, which usually don't work and can cause other issues as well. –Androidcoder

share|improve this answer answered Jun 7 '13 at 9:19 AndyFaizan 1,2361024 this should go to comments! –Lazy Ninja Jun 7 '13 at 9:20 I just created a check my blog And when I clean the project, the error is resolved. If you don't have an file (it would be gen/eu.mauriziopz.gps/ in Eclipse with the 1.5 SDK) I would recommend closing and reopening your project or going to Project > Build Once I added it back, the R class was generated successfully and everything was back up and running. Activity_main Cannot Be Resolved Or Is Not A Field

share|improve this answer answered Nov 6 '13 at 4:19 community wiki Eduardo Dennis add a comment| up vote 7 down vote I had this problem as well. And when I selected the SDK manager, lo and behold, the build tools shows up auto-checked for installing, with a note that it wasn't installed! The action bar will // automatically handle clicks on the Home/Up button, so long // as you specify a parent activity in AndroidManifest.xml. The tools in the SDK directory didn't have the permissions to be executed, so it was like the didn't exist for Eclipse, thus it didn't build the file.

share|improve this answer answered Jun 7 '13 at 9:29 GaelDev 556 add a comment| up vote 1 down vote Delete the imported android.R (As what you did) Re-import R Eclipse will R Cannot Be Resolved To A Variable Eclipse Juno JavaDocs for Android SDK Eclipse IDE11. Hope this helps.

This is the first thing you must try, sometimes the resources are not compiled correctly.

share|improve this answer edited Oct 4 '12 at 16:22 community wiki 3 revsakim True. The wizard created this code: package eu.mauriziopz.gps; import; import android.os.Bundle; public class ggps extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) Why cast an A-lister for Groot? How To Solve R Cannot Be Resolved To A Variable In Android Studio In my case a cut n paste had given a duplicate app name in string.

Sometimes this would generate the incorrect import statement which would hide the class that is automatically generated when you build. share|improve this answer edited Aug 13 '12 at 17:56 community wiki 2 revs, 2 users 67%Peter Mortensen add a comment| up vote 5 down vote Unfortunately none of the existing questions Mistakes in your xml views could cause the not to be generated. have a peek at these guys Please try again later.

Player claims their wizard character knows everything (from books). Not the answer you're looking for? asked 5 years ago viewed 173475 times active 3 years ago Linked 823 R cannot be resolved - Android error -2 R cannot be resolved to a variable & activity_main cannot I has done same time changes to my project so I thinked it was my fault again. –Reijo Korhonen Jun 23 '13 at 10:51 4 Worked for me, thanks!

Thanks. First Skills to Learn for Mountaineering n-dimensional circles! If that's the case, remove it, so that your project will resolve R not with the default Android Resources class, but with the one auto-generated from your /res/ folder. share|improve this answer answered Oct 2 at 6:14 Mehdi Hamin 234 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign

Why does Friedberg say that the role of the determinant is less central than in former times? So the rules of importing and using it are not quite the same as for "normal" Java classes. I finally realized that I was referencing some image files in an xml file that I did not yet have in my R.drawable folder. waqas imtiaz Ranch Hand Posts: 55 posted 1 year ago Ulf Dittmer wrote:Google for answers, and tinker around with your Eclipse project.

posted 1 year ago Can I guess that you're referring to some Java code?