如何修复 Jar 文件的 JNI 问题？
[英]How to do I fix a JNI issue for Jar file?
问题描述
I am using Intellij IDE and I managed to produce a JAR file, but when I try running it won't work.
我正在使用 Intellij IDE 并且我设法生成了一个 JAR 文件，但是当我尝试运行它时它不起作用。 I have tried to reinstall the newest JDK but that hasn't worked either.我试图重新安装最新的 JDK，但也没有用。 This is what I am trying to run:这就是我想要运行的：
java -jar Ex4.jar
This is what I keep getting:这就是我不断得到的：
Error: A JNI error has occurred, please check your installation and try again
Exception in thread "main" java.lang.UnsupportedClassVersionError: Ex4/Ex4 has been compiled by a more recent version of the Java Runtime (class file version 59.0), this version of the Java Runtime only recognizes class file versions up to 52.0
1 个解决方案
解决方案1
0 2021-01-08 12:37:46
I have managed to solve my issue:我设法解决了我的问题：
- Enter Settings Settings进入设置设置
- Press arrow down on build open the arrow在构建时按下箭头打开箭头
- Press arrow down on compiler open the arrow在编译器上按下箭头打开箭头
- press on Java compiler press on Java Compiler按 Java 编译器按 Java 编译器
- Choose the version that suits your JRE choose which version u need选择适合您 JRE 的版本选择您需要的版本
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