Server Error When Launching

[deac05]

Basic details

• Are you using a legitimate Minecraft account?: yes
• Are you using Java 8, 64-bit?: yes
• Did you add any additional mods: no
• Crash/latest log link (if applicable): not applicable

Help needed

When launching server command prompt comes up with this error

[Tekkit 2] Server is starting...
[Tekkit 2] Hopefully you're running Java 8!
A problem occurred running the Server launcher.java.lang.reflect.InvocationTargetException
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:109)
at java.base/java.lang.reflect.Method.invoke(Method.java:580)
at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.run(ServerLaunchWrapper.java:70)
at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.main(ServerLaunchWrapper.java:34)
Caused by: java.lang.ClassCastException: class jdk.internal.loader.ClassLoaders$AppClassLoader cannot be cast to class java.net.URLClassLoader (jdk.internal.loader.ClassLoaders$AppClassLoader and java.net.URLClassLoader are in module java.base of loader 'bootstrap')
at net.minecraft.launchwrapper.Launch.(Launch.java:34)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
... 3 more
Press any key to continue . . .

[xJon]

You need to make sure you have Java 8 installed. You can get more support for this over Technic's Discord: https://discord.com/invite/technic

[deac05]

I have these installed is this not the right version of java?

[xJon]

The last one is not - if you don't need it for other purposes, you can uninstall it.

[xJon]

Closing due to inactivity.