Many cross platform applications also require Java to operate properly. In addition, two key deployment technologies are part of the JRE: Java Plug-in, which Enables Applets to Run in Popular Browsers and Web Start, which deploys standalone applications over a network. It provides the libraries, the Java Virtual Machine, and other components to run applets and applications written in the Java programming language. It's also integral to the intranet applications and other e-business solutions that are the foundation of corporate computing. Try reopening the program that was earlier causing the problem.Java Runtime Environment (JRE) allows you to play online games, chat with people around the world, calculate your mortgage interest, and view images in 3D, just to name a few. Clicking on ‘Close’ will save the changes. There will be an extension ‘.jar’- Click on this and change the default program to ‘JAVA virtual machine launcher’. Scan the list to find an option called- ‘Associate a file type or protocol with a program’ and select it. Start by opening the ‘Default Programs’ tab from the Start Menu. This solution is for the Java Virtual Machine Launcher error prompt- “Error Message: Unable to access jarfile.” Which comes when trying to open some java based applications.
See also: – Top 4 Best Virtual Machine Applications for Windows 10 – TechWhoop Miscellaneous Fix
(Xmx refers to the maximum space and Xms refer to the minimum space that you can allocate to Java) Click on the ‘New’ variable option and put the name of the variable as ‘_JAVA_OPTIONS’ with a value of ‘Xmx512M’. Here, clicking on the Environment Variables option, you will find a ‘System Variables’ option. To solve the memory space allocated to Java, go to the Systems options in Control Panel and open the Advanced options window. When Java has allocates insufficient memory space, then the error that comes is- “Error Message: Could not create the Java Virtual Machine.” This is one of the most common Java Virtual Machine Launcher errors that you encounter during playing games on Java like Minecraft. To solve the former, just get rid of all those programs that you don’t use, and you will have a clutter-free (and hopefully a problem-less) computer. This insufficiency may be in your overall computer memory or in the amount of memory you allocate to Java Runtime. One of the most frequent reasons for the Java Virtual Machine launcher problems is insufficient memory in your COMPUTER. Choosing the correct version is very important as an incompatible version of Java Runtime is one of the biggest reasons for the error.
Scroll down the list to find Java runtime and uninstall it.įor re-installing Java runtime, visit : Java + You and download the most compatible version. For uninstalling JVM, open the ‘Programs and Features’ tab in the Control Panel of your desktop. This is a quite primitive but effective solution to Java Virtual Machine launching problems when the error message shows- “Error Message: Error opening registry key.”īefore uninstallation, open the Windows\system32 and delete the following files- ‘javaws.exe’, ‘java.exe’, ‘javaw.exe’ and any other Java executable file that you can find. See also: – Failed To Enumerate Objects in the Container Uninstalling Java and re-installingĪs the heading suggests, this solution involves uninstalling the problematic Java Virtual Machine launcher from your computer and then installing it afresh. Scan the list to find the following- “WJView.exe” and “javaw.exe.” and uncheck these options. In this utility tool, click the “Startup” tab, which opens a long list. To launch this, you need to type “msconfig” in the Search Windows option that you can find in the Start Menu. Now using the System Configuration tool on your computer the rest of the problem. Reboot your computer once the scan is complete. The scan may take a few moments to complete and in the process will also remove all the Spyware, Adware and Malware on your computer. In The tool, choose the option for “Full Scan” and follow the on-screen wizard to start the scan. To access this tool, go to the Search Windows option in your Start menu and type “mrt” and press Enter.
If the error message is shown is this- “Error Message: Java Virtual Machine Launcher could not find the main class: the program will now exit” then the Microsoft Malicious Software Removal tool, which is an inbuilt utility tool in Microsoft can be used to remove any Malware from your computer.
1.2 Uninstalling Java and re-installing.1 4 Solutions to Solve Java Virtual Machine Launcher Error.