For a quick test of some code, I did: javac TestCode.java followed by java TestCode –Someone Somewhere Jan 3 at 17:12 Yes, that (sadly) was my problem. –PM 77-1 First, open up control panel. Scroll down until you find the J's, then look for .jar. Defendant"? this contact form
So, the error message is too broad. As an error setting the classpath using ; is not thrown then this can be a difficult to discover if coming from Windows to Mac. HelloHPError: Could not find or load main class HelloHP[[email protected] sample]$ javac HelloHP.java[[email protected] sample]$ java -cp . Main-Class: convert.Main This is a typical manifest file. check these guys out
Were defendants at the Nuremberg trial allowed to deny the holocaust? I had the registry issue, and I had never encountered it before. The actual program isn't anything too complicated -- it's a simple "snake" game using Swing (plus the code all works when run from inside Eclipse).
I debug it by debug as Java program and found that it was one of the dependent JAR which was available in classpath but Eclipse was not seeing it. Hello: Have you ever faced permissions issues on windows server 2012? Hello Javier, by scheduled task do you mean running your Java program as windows service? Could Not Find Main Class Jar Executable Try running the same TestClass via command line instead of Eclipse. –Arham Oct 23 '12 at 12:58 I can run the class just fine using command line.
You need to be storing TestClass.class - some people new at this store the source file, TestClass.java. Could Not Find Or Load Main Class While Executing Jar File What is the difference between l() and url()? However it is still possible for this exception to occur, if you do things behind the back of the IDE to break things. anchor Hopefully this will work.
Help, my office wants infinite branch merges as policy; what other options do we have? Could Not Find Main Class Program Will Exit Executable Jar Thanks for the feed back. –EuroTech Sep 21 '15 at 21:15 I just found this answer after desperately searching and banging my head on my desk. Is ammunition recoverable and reusable? packagename/packagename2/packagename3/ClassName which (confusingly) looks like a file pathname, but isn't one.
Which? http://stackoverflow.com/questions/21650851/jar-error-could-not-find-or-load-main-class Next, you need to click on the thing that says Default Programs. Could Not Find Or Load Main Class Jar Command Line Steve C's answer covers the possible cases nicely, but sometimes to determine whether the class could not be found or loaded might not be that easy. Error Could Not Find Or Load Main Class Jar Linux This prints out nice stacktrace which provides a hint to what the message Could not find or load main class message means.
You can include it as set CLASSPATH=%CLASSPATH%;. http://deftmag.com/not-find/could-not-find-database-mdb-file.html Unsold Atari videogames dumped in a desert? through refactoring) ? After you find this folder, open it, again, by using the little white tab to the left of it. Jar Cannot Find Main Class
Just deleting the run configuration and re-creating it by running the class as right click, Run as Java program will fix the error. 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 What is the difference between l() and url()? navigate here I spent 15 minutes debugging mine only to realize I had put the class in its folder but not put the package declaration in the file.
share|improve this answer answered Apr 13 '12 at 23:18 Mads 66736 add a comment| up vote 1 down vote Does your program use any external jar files? Could Not Find Or Load Main Class Jar Maven The normal syntax1 is this: java [
Helped my solve my first Java issue. August 11, 2015 at 1:49 PM Javin Paul said... @Anonymous, glad to hear that solution worked for you. One more thing to watch for... Could Not Find Or Load Main Class Jar Ubuntu Has my macOS Sierra system been infected by unknown users?
I was able to execute the program but after removing the package name from the program file. When I try to export it to either a "JAR file" or "Runnable JAR file" the .jar file is created, but when I double click on it to try to run What to do when using your private key from another computer? his comment is here dto.HelloHP My first program in Java, HelloWorld !!
It will help if the class tree containing the classes in the current directory. Reasons why Java cannot find the class When you get the message "Could not find or load main class ...", that means that the first step has failed. In short, on average they DON'T help. –Stephen C Mar 8 '15 at 4:50 6 cd-ing back to the root folder of the java package was exactly the one solution E.g.
Error: Could not find or load main class in Java [... as part of the classpath by default. –GKFX Mar 31 '14 at 15:16 @GKFX - That's what I mean. Problem 1: Main-Class is set to the incorrect main class In this issue, the Main-Class of the MANIFEST.MF may be set to the incorrect Main Class file Say for example, my What's the correct term to describe baby food?
Java uses "." as the classpath by default, not as part of the classpath by default. –Stephen C Jun 12 '14 at 6:05 add a comment| up vote 2 down vote feel free. (I think that the error message is correct. 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 if your program is com.abc package then runs following command from the parent directory of "com" java com.abc.HelloWorld without any classpath hints, Java will look into the current directory and search
This is permanent soultion. It takes care of creating mainfest and includeing main class and library files parts for you. Check that the class has a main method with signature, return type and modifiers given by public static void main(String). (Note, the method argument's name is NOT part of the signature.) StephenC, yours lacks the simple package example I needed as I am new to Java. –kmort Oct 29 '14 at 19:02 This was exactly my problem.
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