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22 sty 2018 · You can debug it in the Command Prompt. Open start, type in CMD.exe, hit enter. Then, type in. java -jar "path\to\file.jar" without the quotes. or. java "path\to\file.jar". You should be able to see an output log of what is happening that is making the jar file not execute properly. edited Jan 22, 2018 at 11:30. J-J.
10 lip 2023 · Fix 1. Reinstall Java. The first and simplest troubleshooting method for Jar file not opening is to reinstall Java Runtime Environment. To do so, follow the steps below: Step 1. Right-click the Start menu and select Apps and Features from the context menu. Step 2. Navigate to Java from the list of installed programs and click on Uninstall.
20 wrz 2022 · How to Fix JAR File Not Opening? There are several methods you can use to fix JAR files not opening. However, before you begin, ensure the JAR file has the correct filename extension. To do so, go to the View tab and enable File name extensions. Make sure the JAR file has .jar at the end.
17 gru 2023 · Although you can use a zip file extracting software like the 7zip to extract the .JAR files, it won’t allow you to run a compete Java app based on .JAR. So, if you are facing an issue while opening a .jar file, you can try the below methods. Method 1 – Download and run jarfix. Method 2: By Creating a .bat File.
30 gru 2023 · From the list, select Java (or browse to the Java executable file) and check the box that says "Always use this app to open .jar files." This will ensure that .jar files are opened with Java by default. Command Line: Try running the .jar file from the command line.
28 gru 2020 · java -jar file.jar works fine, but if I double click on it nothing happens. I've tried everything I could find but nothing seems to fix this. I've checked regedit, file associations, uninstalled oracle java and tried open jdk, tried different version of java, etc. The problem remains.
28 kwi 2015 · I had Java installed and marked the jar as executable, but it still didn't work. Here's how I fixed it (kind of a workaround): Right-click on the jar you want to open and select Properties. Click File Type Options, under the Type section.
