On Mon, Sep 05, 2011 at 04:29:06PM +0200, Julien Claassen wrote: > Hello Joel! > I very often get the error below. At first I thought this was due > to caching, becase there I was mostly able to see it. But it also > occurs, when arming a project. > Use of uninitialized value in addition (+) at > ../lib/Audio/Nama/IO.pm line 166. Do you have "hardware_latency" defined in your .namarc? Cheers, S.M.