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The file path of the class not matching the fully qualified name.The class being declared in the incorrect package.This can happen due to various reasons, such as: The "Could not find or load main class" error occurs when the JVM fails to load the main class. Install the Java SDK to identify and fix these errors What Causes Error: Could not find or load main class It usually occurs when executing a Java program from the command line. It provides options for Ubuntu as shown in Fig 1.The Java “Could not find or load main class” error is thrown when the JVM fails to find or load the main class while executing a program. We can download Visual Studio from the official download page. You can also follow How To Install IntelliJ IDEA for Java on Ubuntu to install IntelliJ IDEA on the popular Debian based Linux distribution - Ubuntu. You may also be interested in How To Install OpenJDK 12 On Ubuntu, How To Install Java 11 On Ubuntu, and How To Install VSCode For Java On Windows. Notes: It assumes that Java is already installed on the system. This tutorial provides all the steps required to install VSCode on Ubuntu 18.04 LTS, though the steps should be similar for other Linux systems.
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It provides several features for Java development including IntelliSense, Syntax Highlighting, Bracket Matching, Snippets, Linting, etc. In this tutorial, we will discuss how to install and prepare Visual Studio Code or VSCode for Java development on the popular Linux distribution i.e. It also supports plugin development and there are several community-driven plugins available for it.
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It provides support for several programming languages. Visual Studio Code or VSCode is a cross-platform, lightweight editor and became popular in a very short span.
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