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Error Unable To Open Class File R.java

Android 5.00no ManiActivty.java, acticity_main.xml, nor R.java ( when creating new android application project ) Hot Network Questions Depowering a high AC PC without killing the rest of the group How do this is rear case which raise with android :: click here to solve this share|improve this answer answered Sep 7 '11 at 7:12 Nikunj Patel 10.2k1764117 Yes, I have Then click 'Validate'. 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 check over here

Your Build Target should match the target in your AndroidManifest.xml. and then Switch to your old workspace... check android , it worked, of course i followed one of the posts mentioned above window, preferences, java, java build path and selected project, then created a project, and tried to All went smooth after that :-) share|improve this answer answered Jun 6 '11 at 18:02 neteinstein 11.3k965100 add a comment| up vote 0 down vote Following steps are done as solutions: http://stackoverflow.com/questions/3796490/error-unable-to-open-class-file-r-java

Run Project -> Clean. Im new to android and eclipse, so didn't use it before and was geting frustated. Since aapt is the tool that auto-generates R.java, therefore, R.java was not getting generated.

So I renamed it to make all letters lowercase and the magic worked. Output the sign Are the mountains surrounding Mordor natural? Not the answer you're looking for? I found the answer here: "Debug certificate expired" error in eclipse android plugins apparently the debug keystore is only valid for one year.

I'm new to Android development. I find that often I change a string and forget to change the string name from AndroidManifest.xml. 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 his comment is here A Page of Puzzling In 4/4 time can I insert a half sized bar in the middle of the piece?

I am currently receiving this error when creating a new project [2010-09-26 16:07:56 - Test] ERROR: Unable to open class file C:\workspace\Test\gen\com\example\test\R.java: No such file or directory What's the reason for What is the proper translation of Breishit (Gen.) 40:16? I proceeded then to remove the package name that was not the same as the package name of the /src folder. Join them; it only takes a minute: Sign up eclipse R.java Unable to open class file up vote 1 down vote favorite I'm getting this error more and more, and it's

What to do if R doesn't regenerate This usually happens when you have a broken XML file. http://stackoverflow.com/questions/7329830/r-java-permission-denied-error-in-eclipce-in-using-old-workspace In my case, I was getting a "android unable to resolve target 'android-8'" error message that kept the R.java from being generated. A published paper stole my unpublished results from a science fair Using polite form for neutral subjects Using flags vs. share|improve this answer edited Oct 24 '15 at 12:30 community wiki 2 revs, 2 users 92%aioobe 213 Doing Project -> Clean doesn't always solve the problem. –Igor Ganapolsky Mar 27

If i load the existing workspace then it gives me error like: unable to open class file. . ./R.java permission denied. check my blog share|improve this answer answered Jul 3 '14 at 12:21 community wiki h4k1m add a comment| up vote 1 down vote All of these answers could not work if you use Maven. What are these boxes mounted inline on each of the 3 phase wires of a high voltage power line in Miami? Even if it doesn't solve the problem, it will clear out the extra errors to make the problem easier to find.

Join them; it only takes a minute: Sign up R.java permission denied Error in Eclipce in using old Workspace up vote 1 down vote favorite Before some days I am using share|improve this answer edited Jan 16 '12 at 17:40 community wiki 3 revs, 2 users 50%Abel Exactly! R.java is automatically generated! this content I'm new to Android development.

oooh my God it wasted too much of my time to look for error manually in near about 50xml files. Often, refreshing the project in the explorer view (but not doing the trick now), or poking around with some other things, clears it out. If this has sneaked in, then delete it.

share|improve this answer edited Oct 24 '15 at 12:46 community wiki 3 revs, 3 users 40%Amit Kumar 2 tnx...silly me thinking I could use upper case in my layout names

share|improve this answer edited Sep 26 '10 at 8:13 answered Sep 26 '10 at 8:06 Chris Huang-Leaver 3,43152852 add a comment| up vote 2 down vote Right click on your project The compiler doesn't seem to warn you if strings which do not exist inside strings.xml are referenced in menu files. Do spacecraft in Star Wars produce jet blasts when taking off? Since R.java is a auto-generated file that stores information about your drawables you should rebuild your project.

R.java wont be generated if there's a syntax error (using - instead of _ in XMl) –drees Oct 14 '13 at 2:43 | show 1 more comment 2 Answers 2 active Join them; it only takes a minute: Sign up Developing for Android in Eclipse: R.java not regenerating up vote 275 down vote favorite 86 I've found out that my R.java is It's clearly a bug as there are too many people getting it simply by filling in the boxes in the new project dialog (like me) without even modifying any code! http://tubee.net/error-unable/error-unable-to-load-java-class-oracle-jdbc-driver-oracledriver.html Eclipse Helios 32 bit java version "1.6.0_21" Android sdk API 8 P.S.

using Version: Helios Service Release 2 Build id: 20110218-0911 share|improve this answer answered Jun 23 '11 at 12:32 Lenn Dolling 9381016 add a comment| Your Answer draft saved draft discarded Output the sign Is this sentence 'I know him a teacher.' acceptable? Make sure that the file names are all lower case, and no illegal chars exist there. asked 3 years ago viewed 660 times active 2 years ago Blog Stack Overflow Gives Back 2016 Developers, Webmasters, and Ninjas: What’s in a Job Title?

Can three +1/+1 counters be considered one +3/+3 counter? To solve it, i created a new gen file, then when to Build Path => Configure Path, and pressed ok. import android.R; share|improve this answer answered Mar 3 '11 at 23:25 Graham Borland 40.7k1395151 add a comment| up vote 2 down vote Had a almost identical issue with Eclipse Helios 64 The Console will say: [2010-11-24 11:57:42 - YourProject] R.java was modified manually!

Check for updates in Eclipse itself as well. Help, my office wants infinite branch merges as policy; what other options do we have? However, the AndroidManifest.xml refers to this value, hence: => A compile error; => the R.java isn't updated; => ID are not recognized... Using flags vs.

does the trick. share|improve this answer answered Nov 4 '10 at 20:26 Sam Bartle 1492 3 Confirmed that deleting R.java and letting it regenerate works. Join them; it only takes a minute: Sign up Unable to Recover R.java file up vote 0 down vote favorite I am learning android and unfortunately my R.java file has been I'm using Windows7.

Notice that Project -> Build All should be selected. I thought it was only used for the program HelloWord, which is the original program. share|improve this answer edited Oct 25 '15 at 12:20 community wiki 2 revs, 2 users 67%Peter Mortensen add a comment| up vote 3 down vote After reading through many posts and The file explorer shows all the correct core files and directories.

Can a creature with multiattack make more than one attack as part of a readied attack? asked 2 years ago viewed 77 times active 2 years ago Blog Stack Overflow Gives Back 2016 Developers, Webmasters, and Ninjas: What’s in a Job Title?