ClassNotFoundException

Question

MIT License jar file on windows

example file:

@startuml

Alice -> Bob: Authentication Request

Bob --> Alice: Authentication Response

Alice -> Bob: Another authentication Request

Alice <-- Bob: Another authentication Response

@enduml

powershell:  java -jar lib\\plantuml.jar example.plantuml

Exception in thread "main" java.lang.NoClassDefFoundError: com/plantuml/api/cheerpj/WasmLog
        at net.sourceforge.plantuml.BlockUmlBuilder.init(BlockUmlBuilder.java:146)
        at net.sourceforge.plantuml.BlockUmlBuilder.<init>(BlockUmlBuilder.java:105)
        at net.sourceforge.plantuml.SourceFileReaderAbstract.<init>(SourceFileReaderAbstract.java:101)
        at net.sourceforge.plantuml.SourceFileReader.<init>(SourceFileReader.java:80)
        at net.sourceforge.plantuml.Run.manageFileInternal(Run.java:497)
        at net.sourceforge.plantuml.Run.processArgs(Run.java:411)
        at net.sourceforge.plantuml.Run.manageAllFiles(Run.java:378)
        at net.sourceforge.plantuml.Run.main(Run.java:212)
Caused by: java.lang.ClassNotFoundException: com.plantuml.api.cheerpj.WasmLog
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        ... 8 more

Comments

Which version of plantuml are you using?

Which version of java are you using?

What happens when you use the jar file from https://github.com/plantuml/plantuml/releases

Answer 1

Sorry about that!

We have fixed the issue. You can try to download MIT version again. It's not exactly 1.2023.2 but at least it should be working now.