Cannot use library in Java 21 project

[emyfops]

java.lang.IllegalArgumentException: Unsupported class file major version 65
	at org.lwjglx.debug.org.objectweb.asm.ClassReader.<init>(ClassReader.java:196)
	at org.lwjglx.debug.org.objectweb.asm.ClassReader.<init>(ClassReader.java:177)
	at org.lwjglx.debug.org.objectweb.asm.ClassReader.<init>(ClassReader.java:163)
	at org.lwjglx.debug.Agent.transform_(Agent.java:140)
	at org.lwjglx.debug.Agent.transform(Agent.java:65)
	at java.instrument/java.lang.instrument.ClassFileTransformer.transform(ClassFileTransformer.java:244)
	at java.instrument/sun.instrument.TransformerManager.transform(TransformerManager.java:188)
	at java.instrument/sun.instrument.InstrumentationImpl.transform(InstrumentationImpl.java:610)

self explanatory