ERROR [JobQueue 1/1] p.router.transport.UPnPManager: UPnP start failed - port conflict?

[anonymous maybe]

i cant reach to localhost:7657

• I2P Version and Running Environment

I2P version: 0.9.30-0
Java version: Oracle Corporation 1.8.0_25 (Java(TM) SE Runtime Environment 1.8.0_25-b18)
Wrapper version: none
Server version: 9.2.21.v20170120
Servlet version: Jasper JSP 2.3 Engine
JSTL version: standard-taglib 1.2.0
Platform: Windows XP x86 5.1
Jcpuid version: 3
Processor: Westmere (corei)
Jbigi: Locally optimized library jbigi-windows-corei.dll loaded from file
Jbigi version: 3
GMP version: 6.0.0
Encoding: Cp1252
Charset: windows-1252

• Router Logs

09/07/17 18:32:20 WARN [JettyStarter] rg.eclipse.jetty.server.Server: Unable to reach node goal: started: java.lang.IllegalStateException: Multiple servlets map to path: /: org.eclipse.jetty.servlet.DefaultServlet-ecc0d2,org.eclipse.jetty.servlet.DefaultServlet-120bec6
    09/07/17 18:32:20 WARN [JettyStarter] rg.eclipse.jetty.server.Server: FAILED o.e.j.s.ServletContextHandler@a27a5e{/,file:/C:/Documents%20and%20Settings/ehrecep/Application%20Data/I2P/eepsite/docroot/,STARTING}: java.lang.IllegalStateException: Multiple servlets map to path: /: org.eclipse.jetty.servlet.DefaultServlet-ecc0d2,org.eclipse.jetty.servlet.DefaultServlet-120bec6: java.lang.IllegalStateException: Multiple servlets map to path: /: org.eclipse.jetty.servlet.DefaultServlet-ecc0d2,org.eclipse.jetty.servlet.DefaultServlet-120bec6
    09/07/17 18:32:20 WARN [JettyStarter] rg.eclipse.jetty.server.Server: FAILED org.eclipse.jetty.servlet.ServletHandler@1e22a97: java.lang.IllegalStateException: Multiple servlets map to path: /: org.eclipse.jetty.servlet.DefaultServlet-ecc0d2,org.eclipse.jetty.servlet.DefaultServlet-120bec6: java.lang.IllegalStateException: Multiple servlets map to path: /: org.eclipse.jetty.servlet.DefaultServlet-ecc0d2,org.eclipse.jetty.servlet.DefaultServlet-120bec6
    09/07/17 18:31:51 ERROR [JobQueue 1/1] r.transport.ntcp.NTCPTransport: Error listening
         java.net.BindException: Address already in use: bind
         at sun.nio.ch.Net.bind0(Native Method)
         at sun.nio.ch.Net.bind(Unknown Source)
         at sun.nio.ch.Net.bind(Unknown Source)
         at sun.nio.ch.ServerSocketChannelImpl.bind(Unknown Source)
         at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source)
         at sun.nio.ch.ServerSocketAdaptor.bind(Unknown Source)
         at net.i2p.router.transport.ntcp.NTCPTransport.bindAddress(NTCPTransport.java:783)
         at net.i2p.router.transport.ntcp.NTCPTransport.startListening(NTCPTransport.java:636)
         at net.i2p.router.transport.TransportManager.startListening(TransportManager.java:299)
         at net.i2p.router.transport.CommSystemFacadeImpl.startup(CommSystemFacadeImpl.java:61)
         at net.i2p.router.startup.BootCommSystemJob.runJob(BootCommSystemJob.java:44)
         at net.i2p.router.JobQueueRunner.runCurrentJob(JobQueueRunner.java:135)
         at net.i2p.router.JobQueueRunner.run(JobQueueRunner.java:78)
    09/07/17 18:31:50 ERROR [JobQueue 1/1] p.router.transport.UPnPManager: UPnP start failed - port conflict?
    09/07/17 18:31:50 ERROR [JobQueue 1/1] p.router.transport.UPnPManager: UPnP error, please report
         java.lang.NullPointerException
         at org.cybergarage.upnp.ssdp.HTTPUSocket.post(HTTPUSocket.java:205)
         at org.cybergarage.upnp.ssdp.SSDPSearchResponseSocket.post(SSDPSearchResponseSocket.java:117)
         at org.cybergarage.upnp.ssdp.SSDPSearchResponseSocketList.post(SSDPSearchResponseSocketList.java:158)
         at org.cybergarage.upnp.ControlPoint.search(ControlPoint.java:557)
         at org.cybergarage.upnp.ControlPoint.start(ControlPoint.java:891)
         at org.cybergarage.upnp.ControlPoint.start(ControlPoint.java:921)
         at net.i2p.router.transport.UPnP.runPlugin(UPnP.java:119)
         at net.i2p.router.transport.UPnPManager.start(UPnPManager.java:88)
         at net.i2p.router.transport.TransportManager.startListening(TransportManager.java:282)
         at net.i2p.router.transport.CommSystemFacadeImpl.startup(CommSystemFacadeImpl.java:61)
         at net.i2p.router.startup.BootCommSystemJob.runJob(BootCommSystemJob.java:44)
         at net.i2p.router.JobQueueRunner.runCurrentJob(JobQueueRunner.java:135)
         at net.i2p.router.JobQueueRunner.run(JobQueueRunner.java:78)

• Service (Wrapper) Logs

WARN: Old router was not shut down gracefully, deleting C:\Documents and Settings\ehrecep\Application Data\I2P\router.ping
INFO: Native CPUID library jcpuid-x86-windows loaded from file
INFO: Locally optimized library jbigi-windows-corei.dll loaded from file
Unable to bind routerconsole to ::1 port 7657: java.io.IOException: IPv6 addresses unsupported
You may ignore this warning if the console is still available at http://localhost:7657
INFO: 38 files extracted to C:\Documents and Settings\ehrecep\Application Data\I2P\plugins\i2pbote
09/07/17 18:31:31 CRIT  [ShutdownHook] net.i2p.router.Router         : Graceful shutdown progress: No more tunnels, starting final shutdown
WARN: Old router was not shut down gracefully, deleting C:\Documents and Settings\ehrecep\Application Data\I2P\router.ping
INFO: Native CPUID library jcpuid-x86-windows loaded from file
INFO: Locally optimized library jbigi-windows-corei.dll loaded from file
Unable to bind routerconsole to ::1 port 7657: java.io.IOException: IPv6 addresses unsupported
You may ignore this warning if the console is still available at http://localhost:7657
09/07/17 18:31:33 CRIT  [ShutdownHook] net.i2p.router.Router         : Starting final shutdown(2)
09/07/17 18:31:55 CRIT  [ShutdownHook] net.i2p.router.Router         : Shutdown(2) complete

[zzz]

The console fix is described at ​http://zzz.i2p/topics/2322 comment 3, with the root cause described in comment 9.

The UPnP error is unrelated. I'll leave the ticket open for that.