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报错:找不到或无法加载主类 com.summersec.attack.UI.Main #41

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t1gress opened this issue Nov 17, 2022 · 14 comments
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@t1gress
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t1gress commented Nov 17, 2022

报错信息如下,包是从大佬的github直接down下来的,想问下大佬这个错误原因是什么

java -jar shiro_attack-4.5.6-SNAPSHOT-all.jar
错误: 找不到或无法加载主类 com.summersec.attack.UI.Main
原因: java.lang.NoClassDefFoundError: javafx/application/Application

java -version
java version "11.0.17" 2022-10-18 LTS
Java(TM) SE Runtime Environment 18.9 (build 11.0.17+10-LTS-269)
Java HotSpot(TM) 64-Bit Server VM 18.9 (build 11.0.17+10-LTS-269, mixed mode)

@JasonYanko8
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+1

@SummerSec
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使用jdk8以下,jdk8以上没有javafx了。

@Reach-Z
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Reach-Z commented Mar 6, 2023

https://blog.csdn.net/qq_34444097/article/details/126556823 这里有解决办法,自己单独下载一个javafx
java --module-path [lib目录] --add-modules javafx.controls,javafx.fxml -jar [jar文件路径] 这样就能打开了 我的是ubuntu22.04 已经完美解决

@JasonYanko8
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@Reach-Z ok,解决了

@ESFJ-MoZhu
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我用的是java8版本,为什么还会报错
错误: 找不到或无法加载主类 com.summersec.attack.UI.Main

@whx1024
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whx1024 commented Dec 3, 2024

我降级到2017年的8u111可以了,并且是小体积的jre:https://download.oracle.com/otn/java/jdk/8u111-b14/jre-8u111-windows-x64.tar.gz

@ESFJ-MoZhu
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感谢,切换一个java版本就好了,是版本问题

@zjcnbccc
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@Chinazhuzi 你切换到哪个版本弄好的,我切换到8u111还是会报错

@ESFJ-MoZhu
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@Chinazhuzi 你切换到哪个版本弄好的,我切换到8u111还是会报错

我用的是OrcleJDK的jdk-8u202

@zjcnbccc
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@Chinazhuzi 你切换到哪个版本弄好的,我切换到8u111还是会报错

我用的是OrcleJDK的jdk-8u202

你用这个版本可以直接java -jar 运行jar包吗

@ESFJ-MoZhu
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@Chinazhuzi 你切换到哪个版本弄好的,我切换到8u111还是会报错

我用的是OrcleJDK的jdk-8u202

你用这个版本可以直接java -jar 运行jar包吗

是的
eadc836e-82cf-46e1-b6d9-ab07eeb8f29f

@zjcnbccc
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我还是报错找不到主类,唉

@ESFJ-MoZhu
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我还是报错找不到主类,唉

多换几个试试吧

@zjcnbccc
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我还是报错找不到主类,唉

多换几个试试吧

感谢回复

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