java.lang.NoClassDefFoundError: io/netty/util/concurrent/DefaultPromise$2

GitHub | many086 | 7 months ago
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    java.lang.NoClassDefFoundError: io/netty/util/concurrent/DefaultPromise

    GitHub | 7 months ago | many086
    java.lang.NoClassDefFoundError: io/netty/util/concurrent/DefaultPromise$2

    Root Cause Analysis

    1. java.lang.NoClassDefFoundError

      io/netty/util/concurrent/DefaultPromise$2

      at io.netty.util.concurrent.DefaultPromise.notifyListeners()
    2. Netty
      DefaultPromise.notifyListeners
      1. io.netty.util.concurrent.DefaultPromise.notifyListeners(DefaultPromise.java:590)
      1 frame