Exception in thread "main" java.lang.NoClassDefFoundError: org/yaml/snakeyaml/DumperOptions | Java Community | Help. Code. Learn. | Page 1

long crown Feb 11, 2023, 2:22 PM

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Exception in thread "main" java.lang.NoClassDefFoundError: org/yaml/snakeyaml/DumperOptions
    at net.eltown.apiserver.components.config.Config.parseContent(Config.java:616)
    at net.eltown.apiserver.components.config.Config.load(Config.java:196)
    at net.eltown.apiserver.components.config.Config.<init>(Config.java:73)
    at net.eltown.apiserver.components.config.Config.<init>(Config.java:55)
    at net.eltown.apiserver.Server.start(Server.java:62)
    at net.eltown.apiserver.Loader.main(Loader.java:13)
Caused by: java.lang.ClassNotFoundException: org.yaml.snakeyaml.DumperOptions
    at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:641)
    at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:188)
    at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:520)
    ... 6 more

frozen laurelBOT Feb 11, 2023, 2:22 PM

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⌛ This post has been reserved for your question.

Hey @long crown! Please use /close or the Close Post button above when you're finished. Please remember to follow the help guidelines. This post will be automatically closed after 300 minutes of inactivity.

TIP: Narrow down your issue to simple and precise questions to maximize the chance that others will reply in here.

long crown Feb 11, 2023, 2:22 PM

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idk what i should do

lost parcel Feb 11, 2023, 2:22 PM

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did you shade it?

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maven/ gradle?

long crown Feb 11, 2023, 2:23 PM

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Failed to create shaded artifact, project main artifact does not exist.

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idl

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idk*

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the error only comes with the .jar

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in inteliji its works perfekt

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@lost parcel

lost parcel Feb 11, 2023, 2:27 PM

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so you arent using maven or gradle?

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do you have a pom.xml file?

long crown Feb 11, 2023, 2:28 PM

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Ya

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I use maven

lost parcel Feb 11, 2023, 2:30 PM

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do you have the scope of snakeyaml set to compile or leave it empty?

long crown Feb 11, 2023, 2:31 PM

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Wdym?

lost parcel Feb 11, 2023, 2:31 PM

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you have dependency blocks in your pom.xml

long crown Feb 11, 2023, 2:31 PM

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Ya

lost parcel Feb 11, 2023, 2:32 PM

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to include that dependency, you need to set scope to compile

long crown Feb 11, 2023, 2:32 PM

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it is

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lost parcel Feb 11, 2023, 2:33 PM

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ah if it only works on ij, you need the maven shade plugin

long crown Feb 11, 2023, 2:34 PM

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How I became them?

lost parcel Feb 11, 2023, 2:34 PM

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by adding smth like this

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you can probably leave config empty

long crown Feb 11, 2023, 2:35 PM

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I have it

lost parcel Feb 11, 2023, 2:36 PM

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then just do mvn package and the jar should work

long crown Feb 11, 2023, 2:37 PM

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Mh

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@lost parcel

lost parcel Feb 11, 2023, 2:40 PM

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uh lol

long crown Feb 11, 2023, 2:40 PM

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What is wrong

lost parcel Feb 11, 2023, 2:41 PM

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you can run mvn dependency:purge-local-repository

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local repo is outdated or smth

long crown Feb 11, 2023, 2:42 PM

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mh

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@lost parcel

lost parcel Feb 11, 2023, 2:47 PM

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🤔

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or just delete the contents of your .m2 folder lol

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or move it to be sure

long crown Feb 11, 2023, 2:53 PM

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And than?

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Ah

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The maven command is not working

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@lost parcel

cyan quiver Feb 11, 2023, 2:57 PM

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what error are you getting now?

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@long crown

long crown Feb 11, 2023, 2:58 PM

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For?

cyan quiver Feb 11, 2023, 2:58 PM

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long crown The maven command is not working

.

long crown Feb 11, 2023, 2:58 PM

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long crown

.

cyan quiver Feb 11, 2023, 2:59 PM

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which java version?

long crown Feb 11, 2023, 3:00 PM

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17 ig

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Ya 17

cyan quiver Feb 11, 2023, 3:00 PM

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mvn --version

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and maven version?

long crown Feb 11, 2023, 3:01 PM

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3.6.3

cyan quiver Feb 11, 2023, 3:02 PM

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can you try updated maven looks like this version has some issues with java 17

long crown Feb 11, 2023, 3:02 PM

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How?

cyan quiver Feb 11, 2023, 3:03 PM

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according to this https://stackoverflow.com/a/71199477

Stack Overflow

Maven crashes when trying to compile a project "Error executing Mav...

I'm trying to compile a project that uses maven.

Running mvn compile results in the following error:

[ERROR] Error executing Maven.
[ERROR] java.lang.IllegalStateException: Unable to load cache i...

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are you running maven from Intellij or terminal?

long crown Feb 11, 2023, 3:04 PM

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in inteliji all works

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but if i build it than it dont be work

cyan quiver Feb 11, 2023, 3:04 PM

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are you building jar from intellij?

long crown Feb 11, 2023, 3:04 PM

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with maven ya

cyan quiver Feb 11, 2023, 3:06 PM

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grab maven from herehttps://maven.apache.org/download.cgi

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and then point intellij to new location

long crown Feb 11, 2023, 3:07 PM

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how?

cyan quiver Feb 11, 2023, 3:08 PM

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https://stackoverflow.com/a/36603980

Stack Overflow

How to update the version of Maven used by IntellijIdea

I try to open the Maven project in IntellijIdea. This project uses spark and scala. When I run:

mvn clean install -DskipTests
then it gives the error:
[ERROR] Failed to execute goal
org.scal...

long crown Feb 11, 2023, 3:10 PM

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ok and than?

cyan quiver Feb 11, 2023, 3:11 PM

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mvn package

long crown Feb 11, 2023, 3:13 PM

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it dont work

cyan quiver Feb 11, 2023, 3:13 PM

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check maven version

long crown Feb 11, 2023, 3:14 PM

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cyan quiver Feb 11, 2023, 3:15 PM

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bruh in intellij there should be maven menu in top right do you see it?

long crown Feb 11, 2023, 3:16 PM

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this?

cyan quiver Feb 11, 2023, 3:16 PM

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expand lifecycle

long crown Feb 11, 2023, 3:17 PM

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cyan quiver Feb 11, 2023, 3:17 PM

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select package and hit green play button thingy

long crown Feb 11, 2023, 3:18 PM

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done

cyan quiver Feb 11, 2023, 3:18 PM

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now check jar in target folder

long crown Feb 11, 2023, 3:19 PM

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THANKSSSSSSSS

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It WORKKKKK

cyan quiver Feb 11, 2023, 3:19 PM

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ok

#Exception in thread "main" java.lang.NoClassDefFoundError: org/yaml/snakeyaml/DumperOptions