Home > Cannot Be > Java Android R Error

Java Android R Error

Contents

This is only occurring in ONE of my activities, all other activities do not have any errors related to R.blah. Resources will be refreshed. When I closed the project and reopened the application folder and chose to use Android 8 SDK, it was able to find the R file. PS: I do have an XML file named main.xml under res/layout/. navigate here

Toevoegen aan Wil je hier later nog een keer naar kijken? For example, in the drawable subfolder there are two files which have the same name, one is icon.png and the other is icon.html. NOTE: It is NOT neccessary to fix the errors you get because of a missing R file! Set android-support .jar library checked and up it into top of the list.

R Not Found Android Studio

Go to Project->Properties->Java Build Path than select Order and export tab. There is just "android.R" there. –JustWork May 20 '13 at 5:03 add a comment| up vote 4 down vote In addition to install the build tools and restart the update manager You may need to Build --> Clean afterwards. Abramodj is right, the environment has serious problem if even your 'hello world' example does not compile.

Make sure Project -> Build Automatically is ticked. How to translate "sink" in "carbon sink" or when dealing with electric fields "I am finished" vs "I have finished" if statement - short circuit evaluation vs readability Is it legal The dependencies didn't work and my R didn't get generated after that. R Cannot Be Resolved To A Variable Android Studio Sorry, i had a problem with my post. –Glaux Dec 4 '10 at 18:32 add a comment| up vote 9 down vote Quick fix: The package name in the manifest needs

Anyhow, in Eclipse, right click the project name in Package Explorer or Navigator, go to Properties, Android, and uncheck any duplicates in the Library section. R Is Not Resolved In Android I wanted to create a simple application to test drive it. I had a capital letter in the name of my jpg file, and it caused the R unresolved error right across my project. If your Library has an X under the reference, remove and re-add the library until there's a green tick.

And clean and rebuild..It works for most of the cases share|improve this answer answered Aug 29 '13 at 7:09 community wiki sunil add a comment| up vote 17 down vote Along Activity_main Cannot Be Resolved Or Is Not A Field Referencing this image in my code must have confused the program and it gave the "R cannot be resolved" error. You will get this message if the workspace is still being built. Build fails silently if they don't match.

  • If your x64 distro does not have ia32-libs, you'll have to go Multiarch.
  • I get nothing in my console when building/running –Vincent Apr 11 '11 at 9:33 2 This is correct and incredibly annoying. –sarwar May 3 '13 at 19:34 3 How
  • share|improve this answer edited Jul 5 '12 at 11:32 community wiki 3 revs, 3 users 40%TonyS +1 for this was my issue.
  • For some reason. –taylor Apr 12 '13 at 18:08 3 Yes, excellent solve.
  • share|improve this answer answered May 20 '13 at 4:29 MarsAtomic 5,20751537 How did you get that my res folder is empty?
  • share|improve this answer edited Mar 13 '12 at 0:41 community wiki 2 revs, 2 users 50%Malcom +1 YES!
  • In my case, a missing drawable. –Todd Painton Apr 18 '13 at 19:46 | show 5 more comments up vote 177 down vote Whenever you get R cannot be resolved then
  • Why doesn't google give a readme file before updating ADT? –Pritesh Desai Jul 31 '13 at 8:14 2 wow thanks, I was getting frustrated! –Anupam Sep 8 '13 at 13:08
  • If you haven't done this either go download the version corresponding to the version of eclipse you installed (x86 or x64) share|improve this answer answered Nov 15 '12 at 0:05 HollywoodCurls

R Is Not Resolved In Android

How to translate "sink" in "carbon sink" or when dealing with electric fields Find the Centroid of a Polygon How to add Hyperlink in Visualforce page How can I Avoid Being Can an umlaut be written as line (when writing by hand)? R Not Found Android Studio For me it was an issue with the xml file, due to the API level I was using. R.java Missing In Eclipse see more linked questions… Related 1552“Debug certificate expired” error in Eclipse Android plugins1How to display the vaule(dependent value) when we select one item form the list of values in Android SDK?0Android

How to unlink (remove) the special hardlink "." created for a folder? check over here Just remind me I should install this when reinstall ubuntu. –Yeung Oct 7 '13 at 8:02 same solution is true for Debian amd64 –Markus Peröbner Dec 9 '13 at How do you grow in a skill when you're the company lead in that area? So build tools update + Eclipse restart fixed this for me. R Cannot Be Resolved To A Variable Mainactivity.java Eclipse

share|improve this answer answered Apr 20 '14 at 23:28 community wiki user3024292 Correct. So far as you have not violated naming conventions in your xml files (Remember all ids in xml must be small letters) . And THAT inhibits the production of R.java. his comment is here With that said if you find that you are only getting a list of default resources then just check to make sure that you're importing application_package_name.R and not android.R.

this helped me. –Bharath Booshan Mar 12 '12 at 18:50 1 +1 for "CHECK THE CONSOLE" –Artur Jul 22 '13 at 20:05 add a comment| up vote 9 down vote How To Remove R Error In Android Studio If R.java does exist but variables in it aren't recognized by just one Java file, for instance, note whether that file is in the same package as R.java--if not, that's why id,drawable,xml file names with a public static final constant matters, so putting "-" , "special character" would lead to stop generating R, as those symbols may have other arithmetic means. –IronBlossom

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.

Laden... If your x64 distro does not have ia32-libs, you'll have to go Multiarch. Its important to set both ANDROID_SDK_ROOT and ANDROID_NDK_ROOT because the Android tools use them internally. Eclipse R Cannot Be Resolved To A Variable After Clean If deleting it and rebuilding the projetc doesn't solve it look at your manifest and other xml resources for errors.

If that happens, use the Eclipse refactoring (ALT + Shift + R) to change the import statement in one of your Java files to your new AndroidManifest.xml package name. The problem is here in strings.xml: Hello World, HelloAutoComplete! HelloAutoComplete These are by default created by Eclipse when you create projects. Browse other questions tagged java android eclipse android-layout r.java-file or ask your own question. weblink Once I added it back, the R class was generated successfully and everything was back up and running.

Het beschrijft hoe wij gegevens gebruiken en welke opties je hebt. Word for destroying someone's heart physically Sci-Fi movie, about binary code, aliens, and headaches Why aren't sessions exclusive to an IP address? Gepubliceerd op 11 feb. 2014While beginning with Android Development with Eclipse. "R cannot be resolved to a variable" is most probable error at the start. share|improve this answer edited Aug 25 '14 at 6:51 community wiki 2 revssatyrFrost add a comment| up vote 13 down vote I just had this problem for the millionth time and

Check #4 and #5 on this post: http://crunchbang.org/forums/viewtopic.php?pid=277883#p277883 Hope this helps someone. It happened to me when I created a branch new andorid project via the eclipse WIZARD and it complained about 'R cannot be resolved'.