Discord4j throws a lot of exceptions in some cases, however most of these do not cause any crashes or ill effects.
This one can be ignored:
[udp-nio-1] WARN io.netty.util.ReferenceCountUtil - Failed to release a message: DatagramPacket(/104.153.87.134:50334 => /10.70.99.16:44868, PooledUnsafeDirectByteBuf(freed))
io.netty.util.IllegalReferenceCountException: refCnt: 0, decrement: 1
at io.netty.buffer.AbstractReferenceCountedByteBuf.toLiveRealCnt(AbstractReferenceCountedByteBuf.java:190)
at io.netty.buffer.AbstractReferenceCountedByteBuf.release0(AbstractReferenceCountedByteBuf.java:142)
at io.netty.buffer.AbstractReferenceCountedByteBuf.release(AbstractReferenceCountedByteBuf.java:133)
at io.netty.util.ReferenceCountUtil.release(ReferenceCountUtil.java:88)
at io.netty.channel.DefaultAddressedEnvelope.release(DefaultAddressedEnvelope.java:101)
at io.netty.util.ReferenceCountUtil.release(ReferenceCountUtil.java:88)
at io.netty.util.ReferenceCountUtil.safeRelease(ReferenceCountUtil.java:113)
at reactor.netty.channel.ChannelOperationsHandler.channelRead(ChannelOperationsHandler.java:166)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:345)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:337)
at io.netty.handler.logging.LoggingHandler.channelRead(LoggingHandler.java:241)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:345)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:337)
at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1408)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:359)
at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:345)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:930)
at io.netty.channel.nio.AbstractNioMessageChannel$NioMessageUnsafe.read(AbstractNioMessageChannel.java:93)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:677)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:612)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:529)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:491)
at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:905)
Discord4j throws a lot of exceptions in some cases, however most of these do not cause any crashes or ill effects.
This one can be ignored:
As it is being tracked upstream as https://github.com/Discord4J/Discord4J/issues/495