Behavior undefined warning

Ulf Wiger <>
Sat Apr 29 13:33:55 CEST 2006


Den 2006-04-29 00:38:37 skrev Joel Reymont <>:

> Folks,
>
> How do I fix this warning?
>
> src/xmpp_echo_behaviour.erl:9: Warning: behaviour gen_xmpp_client  
> undefined
>
> The code looks like this
>
> -module(xmpp_echo_behaviour).
> -behaviour(gen_xmpp_client).
>
> and I definitely have gen_xmpp_client.beam
>
> 	Thanks, Joel


The linter must be able to call the function
gen_xmpp_client:behaviour_info(callbacks)
during compile-time.

Usually, the problem is that one forgets to
add a -pa (or -pz) flag to erlc.

/Ulf W
-- 
Ulf Wiger



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