JDK11使用netty等類庫時有時會在DEBUG日志中出現以下錯誤:
java.lang.UnsupportedOperationException: Reflective setAccessible(true) disabled;
java.lang.IllegalAccessException: class io.netty.util.internal.PlatformDependent0$6 cannot access class jdk.internal.misc.Unsafe (in module java.base) because module java.base does not export jdk.internal.misc to unnamed module @60438a68;
雖然程序可以正常運行,但還是想解決這個問題,方案如下:
添加VM OPTIONS:
--add-opens java.base/jdk.internal.misc=ALL-UNNAMED
-Dio.netty.tryReflectionSetAccessible=true
--illegal-access=warn(可選)