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Cannot lauch Minecraft from eclipse


GrandMasterHake

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Hello, i am having trouble launching minecraft from my eclipse client, i havent changed any settings or anything but when i try to run the client i get this output in the console

[2021-05-18 12:52:43] [INFO   ] Natives: C:\Users\deeznutz\Desktop\forge-1.12.2\build\natives 
[2021-05-18 12:52:43] [INFO   ] Main Class: net.minecraft.launchwrapper.Launch 
[2021-05-18 12:52:43] [INFO   ] Srg2Mcp: C:\Users\deeznutz\Desktop\forge-1.12.2\build\createSrgToMcp\output.srg 
[2021-05-18 12:52:43] [INFO   ] Extra: [--version,, 1.12.2,, --assetIndex,, 1.12,, --assetsDir,, C:\Users\deeznutz\.gradle\caches\forge_gradle\assets,, --accessToken,, {REDACTED},, --userProperties,, [],, --tweakClass,, net.minecraftforge.fml.common.launcher.FMLTweaker] 
[2021-05-18 12:52:43] [INFO   ] Running with arguments: [--version, 1.12.2, --assetIndex, 1.12, --assetsDir, C:\Users\deeznutz\.gradle\caches\forge_gradle\assets, --accessToken, {REDACTED}, --userProperties, [], --tweakClass, net.minecraftforge.fml.common.launcher.FMLTweaker, --version,, 1.12.2,, --assetIndex,, 1.12,, --assetsDir,, C:\Users\deeznutz\.gradle\caches\forge_gradle\assets,, --accessToken,, {REDACTED},, --userProperties,, [],, --tweakClass,, net.minecraftforge.fml.common.launcher.FMLTweaker] 
Exception in thread "main" java.lang.reflect.InvocationTargetException
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:64)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:564)
	at net.minecraftforge.legacydev.Main.start(Main.java:86)
	at net.minecraftforge.legacydev.MainClient.main(MainClient.java:29)
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.<init>(Launch.java:34)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
	... 6 more

any help is appreciated, thank you

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