java.lang.NoClassDefFoundError: io/grpc/netty/shaded/io/netty/util/concurrent/DefaultPromise$1

[jnioche]

Exception in thread "grpc-default-worker-ELG-3-2" java.lang.NoClassDefFoundError: io/grpc/netty/shaded/io/netty/util/concurrent/DefaultPromise$1
at io.grpc.netty.shaded.io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:499)
at io.grpc.netty.shaded.io.netty.util.concurrent.DefaultPromise.setValue0(DefaultPromise.java:616)
at io.grpc.netty.shaded.io.netty.util.concurrent.DefaultPromise.setSuccess0(DefaultPromise.java:605)
at io.grpc.netty.shaded.io.netty.util.concurrent.DefaultPromise.setSuccess(DefaultPromise.java:96)
at io.grpc.netty.shaded.io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:1048)
at io.grpc.netty.shaded.io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
at io.grpc.netty.shaded.io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: java.lang.ClassNotFoundException: io.grpc.netty.shaded.io.netty.util.concurrent.DefaultPromise$1
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:581)
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522)
... 8 more

[jnioche]

can't reproduce