jinterface problems

Shawn Pearce <>
Tue Mar 11 20:04:35 CET 2003

Is it possible there is a firewall between you and
your friend?  He must be able to contact both the
epmd process running on the machine as your Erlang
node, as well as the Erlang node itself.

Rasmus Jonsson <> wrote:
> I and a friend are trying out the jinterface
> functions.
> My friend created a java program that tried to create
> a new instance of the class OtpNode on his machine
> with the full name of my erlang node  and my
> erlang security cookie (on my machine half a world
> away, him Sidney, me Sweden).
> OtpNode node = new OtpNode ("","mycookie");
> Every time he tried to do this he got an exception
> thrown at him. I ran exactly the same java program on
> my machine (where the erlang node is running) but for
> me the creation of the OtpNode went ok.
> This got me to wonder if the jinterface can be used
> this way or if there is another error we are doing.
> Maybe it is delay sensitive even if this sounds
> unlikely. My friend has R9B-1 and I have R9B-0.
> Please help me if you have experience of jinterface.
> Rasmus
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