10:51:00 [WARNING] Exception encountered when loading plugin: AtomixConnect
java.util.concurrent.CompletionException: io.atomix.catalyst.serializer.SerializationException: java.lang.ClassNotFoundE
xception: io.atomix.group.DistributedGroupFactory
    at java.util.concurrent.CompletableFuture.encodeThrowable(Unknown Source)
    at java.util.concurrent.CompletableFuture.completeThrowable(Unknown Source)
    at java.util.concurrent.CompletableFuture.uniApply(Unknown Source)
    at java.util.concurrent.CompletableFuture$UniApply.tryFire(Unknown Source)
    at java.util.concurrent.CompletableFuture.postComplete(Unknown Source)
    at java.util.concurrent.CompletableFuture.completeExceptionally(Unknown Source)
    at io.atomix.catalyst.concurrent.ComposableFuture.accept(ComposableFuture.java:35)
    at io.atomix.copycat.client.DefaultCopycatClient.lambda$null$49(DefaultCopycatClient.java:206)
    at io.atomix.catalyst.concurrent.Runnables.lambda$logFailure$2(Runnables.java:20)
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
    at java.util.concurrent.FutureTask.run(Unknown Source)
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(Unknown Source)
    at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)
Caused by: io.atomix.catalyst.serializer.SerializationException: java.lang.ClassNotFoundException: io.atomix.group.Distr
ibutedGroupFactory
    at io.atomix.catalyst.serializer.lang.ClassSerializer.read(ClassSerializer.java:42)
    at io.atomix.catalyst.serializer.lang.ClassSerializer.read(ClassSerializer.java:29)
    at io.atomix.catalyst.serializer.Serializer.readById(Serializer.java:1048)
    at io.atomix.catalyst.serializer.Serializer.readObject(Serializer.java:1026)
    at io.atomix.resource.ResourceType.readObject(ResourceType.java:82)
    at io.atomix.catalyst.serializer.util.CatalystSerializableSerializer.readObject(CatalystSerializableSerializer.java:
130)
    at io.atomix.catalyst.serializer.util.CatalystSerializableSerializer.read(CatalystSerializableSerializer.java:59)
    at io.atomix.catalyst.serializer.util.CatalystSerializableSerializer.read(CatalystSerializableSerializer.java:45)
    at io.atomix.catalyst.serializer.Serializer.readById(Serializer.java:1048)
    at io.atomix.catalyst.serializer.Serializer.readObject(Serializer.java:1026)
    at io.atomix.manager.internal.GetResource.readObject(GetResource.java:82)
    at io.atomix.catalyst.serializer.util.CatalystSerializableSerializer.readObject(CatalystSerializableSerializer.java:
130)
    at io.atomix.catalyst.serializer.util.CatalystSerializableSerializer.read(CatalystSerializableSerializer.java:59)
    at io.atomix.catalyst.serializer.util.CatalystSerializableSerializer.read(CatalystSerializableSerializer.java:45)
    at io.atomix.catalyst.serializer.Serializer.readById(Serializer.java:1048)
    at io.atomix.catalyst.serializer.Serializer.readObject(Serializer.java:1026)
    at io.atomix.copycat.protocol.CommandRequest.readObject(CommandRequest.java:84)
    at io.atomix.catalyst.serializer.util.CatalystSerializableSerializer.readObject(CatalystSerializableSerializer.java:
130)
    at io.atomix.catalyst.serializer.util.CatalystSerializableSerializer.read(CatalystSerializableSerializer.java:59)
    at io.atomix.catalyst.serializer.util.CatalystSerializableSerializer.read(CatalystSerializableSerializer.java:45)
    at io.atomix.catalyst.serializer.Serializer.readById(Serializer.java:1048)
    at io.atomix.catalyst.serializer.Serializer.readObject(Serializer.java:1026)
    at io.atomix.catalyst.transport.netty.NettyConnection.readRequest(NettyConnection.java:252)
    at io.atomix.catalyst.transport.netty.NettyConnection.handleRequest(NettyConnection.java:94)
    at io.atomix.catalyst.transport.netty.NettyHandler.handleRequest(NettyHandler.java:121)
    at io.atomix.catalyst.transport.netty.NettyHandler.channelRead(NettyHandler.java:107)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:318)
    at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:304)
    at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:276)
    at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:263)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:318)
    at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:304)
    at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:846)
    at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)
    at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)
    at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)
    at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)
    at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)
    at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:112)
    ... 1 more
Caused by: java.lang.ClassNotFoundException: io.atomix.group.DistributedGroupFactory
    at java.net.URLClassLoader.findClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
    at java.lang.ClassLoader.loadClass(Unknown Source)
    at io.atomix.catalyst.serializer.lang.ClassSerializer.read(ClassSerializer.java:40)
    ... 39 more