Using default game log configuration client-1.21.2.xml (outputs XML)
14:05:41.195
launcher
main
Exception in thread "main" java.lang.NoClassDefFoundError: joptsimple/UnavailableOptionException
	at net.minecraft.client.main.Main.main(SourceFile:65)
Caused by: java.lang.ClassNotFoundException: joptsimple.UnavailableOptionException
	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:526)
	... 1 more