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This way you always know which JARs are included in your classpath. Check if the HelloWorld class is in src folder or not.Right Click on Project->Properties->Java Build Path(Check source tab). In my case I did the following, to resolve it. The .class file does not exist directly in my output folder - it's located in a subfolder called bin. 2. have a peek here

Sunni Kumar 8.161 weergaven 8:04 solving javac not found error while java programming - Duur: 6:55. I tried almost everything mentioned above, but it turned out that I had a little mistake in my pom.xml file. It was because I had static void main(String[] args) instead of public static void main(String[] args) I spent nearly an hour trying to figure that out. I try this and I also need to "close project" and "open project" to do the trick. –Yeung Sep 30 '13 at 4:11 add a comment| up vote 1 down vote check that

Could Not Find Or Load Main Class Eclipse Error

share|improve this answer answered Jul 22 '15 at 0:31 AixNPanes 1431213 add a comment| up vote 0 down vote This problem occurred for me when I deleted a ".jar" file from Dit beleid geldt voor alle services van Google. Addition: I have noticed that this bug occurs when you have many projects in a work space and some of them is configured wrong(red exclamation mark appears). I have seen many programmers getting frustrated, losing interest in Java due to various PATH and CLASSPATH issues e.g.

I'm getting the exact result... the rebound speed of silicone Humans as batteries; how useful would they be? Try manually removing the "bin" (or whatever it's called for you) folder. Eclipse Could Not Find The Main Class Program Will Exit Thanks! –hiew1 Apr 2 '15 at 11:09 Worked here!

share|improve this answer answered Apr 10 '15 at 11:35 knowledge flow 11012 add a comment| up vote 0 down vote Happened to me when I changed installed JREs to JDK7 instead Error Could Not Find Or Load Main Class Eclipse Mars My Little Space - info that you might or might not need - Main menu Skip to content Home About Schedule 奶奶的歌 Search GO November 26, 2014 Eclipse Java - Error: JavaKidProgramming 21.420 weergaven 14:31 How to Install Java JDK/JRE and Set Environment Variables - Programmatic and Manual (Beginner) - Duur: 17:55. http://stackoverflow.com/questions/11235827/eclipse-error-could-not-find-or-load-main-class Why?

com.jni.JniJavaSidePgm July 13, 2015 at 8:51 AM Anonymous said... Error Could Not Find Or Load Main Class Eclipse Kepler If you did my telling me I'm absolutely stumped. Update to the latest version if you want help. the above solution works for me hope its useful to others.

Error Could Not Find Or Load Main Class Eclipse Mars

It was a kind of break-through after wasting such a long time but still the clue wasn't enough because the class belongs to one of the dependent JAR which was available https://www.eclipse.org/forums/index.php/t/629623/ In order to solve this error, you must know how Java find and loads the classes, that's a little bit complex topic for beginners, but we will touch the same base Could Not Find Or Load Main Class Eclipse Error Map Reduce Example in Java 8 SQL - 5 Best Books to Learn and Master SQL and Dat... 3 ways to solve Eclipse - main class not found err... 10 Example Error Could Not Find Or Load Main Class Eclipse Luna If you subsequently MOVE the java class (manually, or however), then again choose "Run As" -> "Java Application," from the new location, Eclipse will run the original stored configuration, attempt to

Eclipse - main class not found errorI was also getting same problem in Eclipse i.e. navigate here This error message applies to all my other projects in the same workspace. Tried to find class in the cont folder but there was none. share|improve this answer answered Dec 7 '15 at 16:46 No Spam 112 add a comment| up vote 0 down vote Move your file into a subdirectory called cont share|improve this answer Error Could Not Find Or Load Main Class Command Prompt

Do you happen to have any clues on this situation? In Eclipse from your project: Right-click on your project Click Properties Java build path: Libraries; Remove the "JRE System Library[J2SE 1.4]" Click Add Library -> JRE System Library Select the new The "Not found" message would also show up in the "Problems" pane. Check This Out Aatul Palandurkar 73.432 weergaven 6:10 HOW TO FIX COULD NOT OPEN OR LOAD MAIN CLASS IN JAVA - Duur: 1:29.

However it is not the main problem. How To Change Classpath In Eclipse share|improve this answer answered Oct 16 '14 at 15:49 Carllo 13 add a comment| up vote 0 down vote Just go to your Package Explorer and press F5, or for some WeergavewachtrijWachtrijWeergavewachtrijWachtrij Alles verwijderenOntkoppelen Laden...

This is one of the most important troubleshooting skill which will help you a long way in your career.

hey. Observation: The classes directory in my case was not created, which means that the javac failed. Recommended Reading The Best Book to Learn Java in 30 days 10 Java Web Service Interview Questions Top 10 Android Interview Questions for Java Programmers How to use an ArrayList in Error Could Not Find Or Load Main Class Eclipse Juno Where else do I need to change and what specifically would I do? –Chris Jun 27 '12 at 23:08 add a comment| 33 Answers 33 active oldest votes 1 2 next

Douglas share|improve this answer answered Feb 12 '14 at 10:49 Douglas E Knapp 112 add a comment| up vote 1 down vote I had the same problem with correct .classpath file, How to cope with too slow Wi-Fi at hotel? I'll have to poke at my home machine tomorrow (busy tonight) and see what the difference is. « Last Edit: October 06, 2014, 09:12:58 pm by Draco18s » Logged Apparently I'm http://csimonitoring.com/could-not/eclipse-error-could-not-save-master-table.php For fix the error, I delete the Run Configuration.

I wish they did it that way. It is placed in package cont in the folder ch13. Why? It's Java class loader who looked into CLASSPATH for loading classes.

Still failed. I've written a basic java program in Eclipse Juno, as follows: public class HelloWorld { /** * @param args */ public static void main(String[] args) { System.out.println("Hello Eclipse!"); } } After The problem was obscured by the error because it always complains about main class not found, similar to the annoying popup below: Remember, if your main class is dependent upon any Current through heating element lower than resistance suggests Reflection of "Yada yada hi dharmasya..." in Durga Saptashati?

I got this weird error without having changed anything else than a few lines of code. not sure. share|improve this answer answered May 2 '13 at 9:37 Jai 1,482420 Regarding your pointers - 1. Java just need name of your main class without any extension.

Current through heating element lower than resistance suggests Contexts and parallelization Should I serve jury duty when I have no respect for the judge? more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed To solve this problem just follow below steps: Go to configure build path Check which JAR is missing Remove them and add them from the new location. Right click on your project - Properties then Libraries tab.

Just deleting the run configuration and re-creating it by running the class as right click, Run as Java program will fix the error. Also, some of you might not be getting this popup because I got the popup only on Eclipse Kepler but when I tried to reproduce the issue in "Eclipse IDE for share|improve this answer answered Apr 13 '15 at 20:13 Vortex 1266 add a comment| up vote 0 down vote Rename the class with Ctrl+Shift+R (Windows), it will change name of the If you are still not able to fix your problem then post a comment there with what you have tried and we will try to troubleshoot together.