Could Not Find Or Load Main Class Java Command Line

When you get the message could not find or load main class that means that the first step has failed.

Could not find or load main class java command line. Solution in this scenario we have mention the name of the wrong package while executing we need to specify the correct package name in which the class file exists as d. As discussed earlier the compiler will generate the class file with the exact same name given to the java class in the program. There are many ways error. Yeah it failed with the error could not find or load main class helloworld.

And indeed the in the message will be the fully qualified class name that java is looking for. Even if you specify the class name in the right way java command may not be able to find the needed class. If you know any other reason for this issue feel free to comment. After reading this question on adding dependencies through the command line i m unable to launch my application due to the following error.

Could not find or load main class helloworld manifests itself but if you know the basics of java classpath you can easily sort out the problem. The java command was not able to locate the class at the correct directory. You have to compile your java class first using the javac command before running it using the java command. It should also be able to find all the classes and interfaces that are referred by variable method or any other access expression.

The message could not find or load main class means that the first step of the java engine fetching the class for execution has failed. So in our case the main class will have the name helloworld not helloworld. Could not find or load main class class name maybe you use your class name as different name and save the class name with another name you can save a java source file name by another name than class name. If you receive the error message could not find or load main class the first thing you need to check is your class name.

Most of the time you just need to either correct your classpath environment variable or run your program with java cpor classpathoption. Example java d java samp example error. The java command was not able to find the class. Jvm should be able to find classes and interfaces in superclass hierarchy.

Could not find or load main class samp example caused by. Could not find or load main class kiaragen class i have tried the variations described in this question. In some cases you have to add the correct file path and point the java terminal to the correct location. That s all about could not find or load main class.

For a deeper understanding of this concept you need to learn some information about class path as well.