hi, on ubuntu-studio 12.04 / 64bit i get this error when using readanysf~ in pd (no problem compiling the external): readanysf~.pd_linux: undefined symbol: bgav_select_track readanysf~ ... couldn't create i have installed: libgavl1 1.2.0-4 libmerlin-avdec1 1.1.0 how can i fix this error? pat