Re: locating blocked port

[debian-user@howorth.org.uk]

Haines Brown wrote:
>   $ jabref
>   15:43:56.614 [AWT-EventQueue-0] WARN  
>     net.sf.jabref.logic.remote.server.RemoteListenerServerLifecycle - 
>     Port is blocked
>   java.net.BindException: Address already in use
>         at sun.nio.ch.Net.bind0(Native Method) ~[?:?]
>         at sun.nio.ch.Net.bind(Net.java:555) ~[?:?]
>         at sun.nio.ch.Net.bind(Net.java:544) ~[?:?]
>         at sun.nio.ch.NioSocketImpl.bind(NioSocketImpl.java:643)
> ~[?:?] at java.net.ServerSocket.bind(ServerSocket.java:388) ~[?:?]
>         at java.net.ServerSocket.<init>(ServerSocket.java:274) ~[?:?]
>         at
> net.sf.jabref.logic.remote.server.RemoteListenerServer.<init>
> (RemoteListenerServer.java:26) ~[JabRef-3.8.2.jar:?] ...
> 
>        [Many more lines for jav.awt]
> 
> 	   at
> java.awt.EventDispatchThread.run(EventDispatchThread.java:90) ~[?:?]
> 15:43:56.628 [AWT-EventQueue-0] INFO  net.sf.jabref.JabRefMain -
> Arguments passed on to running JabRef instance. Shutting down.

The last line there seems to imply there is already another instance of
jabref running. Is that the case? What does

$ ps -fe | grep jabref

show, for example?