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An unknown server-side error occurred while processing the command. Original error: java.lang.IllegalThreadStateException: Thread already started
org.openqa.selenium.WebDriverException: An unknown server-side error occurred while processing the command. Original error: java.lang.IllegalThreadStateException: Thread already started	at java.lang.Thread.checkNotStarted(Thread.java:849)	at java.lang.Thread.start(Thread.java:1059)	at io.appium.uiautomator2.model.NotificationListener.start(NotificationListener.java:32)	at io.appium.uiautomator2.model.Session.(Session.java:23)	at io.appium.uiautomator2.model.AppiumUiAutomatorDriver.initializeSession(AppiumUiAutomatorDriver.java:19)	at io.appium.uiautomator2.handler.NewSession.safeHandle(NewSession.java:31)	at io.appium.uiautomator2.handler.request.SafeRequestHandler.handle(SafeRequestHandler.java:54)	at io.appium.uiautomator2.server.AppiumServlet.handleRequest(AppiumServlet.java:201)	at io.appium.uiautomator2.server.AppiumServlet.handleHttpRequest(AppiumServlet.java:192)	at io.appium.uiautomator2.http.ServerHandler.channelRead(ServerHandler.java:44)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:366)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:352)	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:345)	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:366)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:352)	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:345)	at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.java:435)	at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:293)	at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:267)	at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:250)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:366)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:352)	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:345)	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1294)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:366)	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:352)	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:911)	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:131)	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:611)	at io.netty.channel.nio.NioEventLoop.processSelectedKeysPlain(NioEventLoop.java:514)	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:468)	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:438)	at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:140)	at io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:144)	at java.lang.Thread.run(Thread.java:818)