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1. The java jar file could not be launched check the console for possible error messages mac how to#
2. The java jar file could not be launched check the console for possible error messages mac install#
3. The java jar file could not be launched check the console for possible error messages mac code#

This means you need to launch your application and break on a regular breakpoint first. Note that the data breakpoint can only be set inside a debug session. You can have the debugger break when a variable change its value. You can set your breakpoint to break when expression evaluates to true. With the help of expression evaluation, the debugger also supports conditional breakpoint. If you'd like to use that setting each time you launch a Java program, you can configure it as a global user setting with. In order for the console to use this feature, you need to change the console to use the Internal Console in launch.json.

The java jar file could not be launched check the console for possible error messages mac code#

You can also use this feature for conditional breakpoint setting.Ĭurrently, the VS Code Java Debugger uses the Integrated Terminal as the default console, which doesn't support expression evaluation. The debugger also lets you evaluate expressions in the WATCH window as well as the Debug Console. With this feature, you can configure the packages to filter within your launch.json so they could be skipped when you step through. Step filter is supported by the extension to filter out types that you do not want to see or step through while debugging. If your program need inputs from a terminal, you can use the Integrated Terminal ( ⌃` (Windows, Linux Ctrl+`)) within VS Code or an external terminal to launch it. The default Debug Console in VS Code doesn't support inputs. You can see all the running threads in the Call Stack pane and work with individual thread using the context menu. Java 9 and newer versions are supported with VS Code Java Debugger as well. You can also attach missing source code with a zip/jar file using the Context menu Attach Source action. Set your breakpoints in those classes before you start debugging. This lets you debug third-party classes when they are inside a JAR or a source attachment. The Java debugger also supports external source files. VS Code can run and debug single Java files without any project. You can also start a debugging session from the Run menu or the Run view opened by the Run icon in the Activity Bar on the side of VS Code. Pressing F5, the debugger will automatically find the entry point of your project and start debugging. Context menuĪnother way to start debugging is to right-click a Java file in the File Explorer or editor and select Run or Debug in the context menu. While CodeLens is disabled, you can still access the Run|Debug actions by hovering over your main() function. You can disable the CodeLens if you prefer, with the Enable Run Debug CodeLens setting.

You will find Run|Debug on the CodeLens of your main() function. To run and debug your Java application, there are several entry points for starting a debugging session.

The java jar file could not be launched check the console for possible error messages mac how to#

If you want to debug current file, there is a convenient setting, so the editor will choose currently active file as the entry point.įor more details on how to create the launch.json, please read Launch configurations for more details on configuraiton options for Java, please read Configuration options. It's possible to create multiple debugging configurations for your project and select the desired one to run. vscode folder in your workspace (project root folder) or in your user settings or workspace settings. If you would like to create your configuration and save it, you can click the create a launch.json file link in the Run view where you will also find the Debug and Run buttons. Configureīy default, the debugger will run out-of-box by automatically finding the main class and generate the default configuration for you to launch your application.

The java jar file could not be launched check the console for possible error messages mac install#

You will also be prompted to install the Extension Pack for Java when you edit a Java file in VS Code for the first time.įor more details, please read Java tutorial. You can manually install the extension pack from the Extensions view ( ⇧⌘X (Windows, Linux Ctrl+Shift+X)) by typing vscode-java-pack in the search box. To make it easier, there is an Extension Pack for Java, which bundles the Language Support for Java(TM) by Red Hat, the Debugger for Java and several other popular Java extensions. Installįor the debugger to work, you also need to have the Language Support for Java(TM) by Red Hat extension installed. If you run into any issues when using the features below, you can contact us by entering an issue.