请教一下 我安装的red5是1.0.9的 centos7.4 运行red5.sh后能够观看 olfaDemo下的视频，但是在使用obs推流的时候报下边这样的错误，有没有遇到同样问题的，该怎么解决？

[WARN] [NioProcessor-5] org.red5.server.net.rtmp.codec.RTMPProtocolDecoder - Closing connection because decoding failed: RTMPMinaConnection from 113.200.245.40 (in: 3840 out: 3578) session: XVCAUU7ELLDC7 state: connected
org.red5.server.net.protocol.ProtocolException: Error during decoding

    at org.red5.server.net.rtmp.codec.RTMPProtocolDecoder.decode(RTMPProtocolDecoder.java:206)
    at org.red5.server.net.rtmp.codec.RTMPProtocolDecoder.decodeBuffer(RTMPProtocolDecoder.java:131)
    at org.red5.server.net.rtmp.codec.RTMPMinaProtocolDecoder.decode(RTMPMinaProtocolDecoder.java:90)
    at org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:231)
    at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542)
    at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48)
    at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947)
    at org.red5.server.net.rtmpe.RTMPEIoFilter.messageReceived(RTMPEIoFilter.java:158)
    at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542)
    at org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1300(DefaultIoFilterChain.java:48)
    at org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:947)
    at org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109)
    at org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:542)
    at org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:535)
    at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:703)
    at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:659)
    at org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:648)
    at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:68)
    at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1120)
    at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)

Caused by: java.lang.NumberFormatException: For input string: "2.1"

    at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
    at java.lang.Integer.parseInt(Integer.java:580)
    at java.lang.Integer.valueOf(Integer.java:766)
    at org.red5.io.amf.Input.readMap(Input.java:355)
    at org.red5.server.net.rtmp.codec.RTMPProtocolDecoder.decodeStreamData(RTMPProtocolDecoder.java:904)
    at org.red5.server.net.rtmp.codec.RTMPProtocolDecoder.decodeMessage(RTMPProtocolDecoder.java:540)
    at org.red5.server.net.rtmp.codec.RTMPProtocolDecoder.decodePacket(RTMPProtocolDecoder.java:322)
    at org.red5.server.net.rtmp.codec.RTMPProtocolDecoder.decode(RTMPProtocolDecoder.java:192)
    ... 22 common frames omitted

[INFO] [NioProcessor-5] org.red5.server.adapter.ApplicationAdapter - W3C x-category:stream x-event:unpublish c-ip:113.200.245.40 cs-bytes:3840 sc-bytes:3578 x-sname:06430b97-b01a-40c9-9189-b168293da220 x-file-length:0 x-name:Demo
[INFO] [NioProcessor-5] org.red5.server.adapter.ApplicationAdapter - W3C x-category:session x-event:disconnect c-ip:113.200.245.40 c-client-id:2
[INFO] [NioProcessor-5] org.red5.server.net.rtmp.RTMPMinaConnection - Connection is closed: XVCAUU7ELLDC7
[WARN] [NioProcessor-5] org.red5.server.net.rtmp.RTMPMinaIoHandler - Connection was not found for XVCAUU7ELLDC7