i need help please trying to setup a server
when i use the start command it starts up fine creates the file but stops and sends this error i dont know anything about java so please explain how to fix cause i cant find anything on it for mac
p.s. im on mac
[13:56:56] [main/INFO] [cp.mo.mo.Launcher/MODLAUNCHER]: ModLauncher running: args [--gameDir, ., --launchTarget, fmlserver, --fml.forgeVersion, 31.2.47, --fml.mcpVersion, 20200515.085601, --fml.mcVersion, 1.15.2, --fml.forgeGroup, net.minecraftforge, nogui]
[13:56:56] [main/INFO] [cp.mo.mo.Launcher/MODLAUNCHER]: ModLauncher 5.1.2+70+master.2845bb9 starting: java version 15.0.1 by Oracle Corporation
[13:56:57] [main/INFO] [ne.mi.fm.lo.FixSSL/CORE]: Added Lets Encrypt root certificates as additional trust
[13:56:57] [main/INFO] [mixin/]: SpongePowered MIXIN Subsystem Version=0.8.2 Source=file:/Users/zackarygonzales/Desktop/server%202/server/libraries/org/spongepowered/mixin/0.8.2/mixin-0.8.2.jar Service=ModLauncher Env=SERVER
Exception in thread "main" [13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: java.lang.NoClassDefFoundError: jdk/nashorn/api/scripting/NashornScriptEngineFactory
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at net.minecraftforge.coremod.CoreModEngine.loadCoreMod(CoreModEngine.java:48)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at net.minecraftforge.coremod.CoreModProvider.addCoreMod(CoreModProvider.java:12)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:183)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:658)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:274)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:195)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1625)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:497)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at net.minecraftforge.fml.loading.LoadingModList.addCoreMods(LoadingModList.java:88)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at net.minecraftforge.fml.loading.moddiscovery.ModDiscoverer.discoverMods(ModDiscoverer.java:125)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at net.minecraftforge.fml.loading.FMLLoader.beginModScan(FMLLoader.java:213)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at net.minecraftforge.fml.loading.FMLServiceProvider.runScan(FMLServiceProvider.java:107)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at cpw.mods.modlauncher.TransformationServiceDecorator.runScan(TransformationServiceDecorator.java:111)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at cpw.mods.modlauncher.TransformationServicesHandler.lambda$runScanningTransformationServices$8(TransformationServicesHandler.java:115)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ReferencePipeline$7$1.accept(ReferencePipeline.java:271)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.HashMap$ValueSpliterator.forEachRemaining(HashMap.java:1766)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at java.base/java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:578)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at cpw.mods.modlauncher.TransformationServicesHandler.runScanningTransformationServices(TransformationServicesHandler.java:116)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at cpw.mods.modlauncher.TransformationServicesHandler.initializeTransformationServices(TransformationServicesHandler.java:63)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at cpw.mods.modlauncher.Launcher.run(Launcher.java:75)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at cpw.mods.modlauncher.Launcher.main(Launcher.java:65)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at net.minecraftforge.server.ServerMain$Runner.runLauncher(ServerMain.java:63)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at net.minecraftforge.server.ServerMain$Runner.access$100(ServerMain.java:60)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1048]: at net.minecraftforge.server.ServerMain.main(ServerMain.java:57)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1057]: Caused by: java.lang.ClassNotFoundException: jdk.nashorn.api.scripting.NashornScriptEngineFactory
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1057]: at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:606)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1057]: at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:168)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1057]: at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
[13:56:57] [main/INFO] [STDERR/]: [java.lang.ThreadGroup:uncaughtException:1057]: ... 35 more
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