On 29 Aug 2010, at 15:09, Gustaf Neumann wrote: > ... forgot to mention: > You have to return the result of "next" as return of the filter (in the case of your example $r). Yeah, I do that in my actual code which runs into the bug. Forgot it from the clip I posted here. -- Kristoffer Lawson, Co-Founder, Scred // http://www.scred.com/