[Swarm-Support] How to fix error: TkExtra (instance)?

[Yanping Liu]

Hi,

I a new user of swarm. My operation system is Windows xp professional. I try to program java Swarm on Eclipse. But after I intall these software and set set environment variable, simulate your examples(jheatbug). There are errors emerge. I want to know how to fix the error:TkExtra(instance).

attach error image.

thank you very much

Yanping

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