Hello Joel, Sunday, November 27, 2005, 2:12:23 PM, you wrote: JR> My poker bots are launched in separate threads but do not talk to JR> each other right now. They just receive events from the network. I JR> would like a poker bot to tell others to stop playing and exit, for JR> example. use async exceptions to do it JR> 10k threads but it seems that disassociating bots from the network JR> has some positive effects. I could compose packets by hand in the JR> interpreter and feed them to the TChan by hand to test individual JR> bots, for example. as Tomasz already suggested, your bots must be parametrized by action which gets next item, not by Chan/... itself. current implementation: bot chan = ... x<-readChan chan must be: bot reading = ... x<-reading ... top_level = ... chan <- newChan forkIO $ bot (readChan chan) forkIO $ another_procedure (writeChan chan) -- Best regards, Bulat mailto:bulatz@HotPOP.com