> It did happen to me before, cf. [1]. But it seams to be "fixed" in > later versions of Pd-extended-0.39.x I'm reproducing it in PD-Vanilla 0.40.2 on Windows XP. I don't know what the "scroll with two fingers" option is, however i get the error (only sometimes, at random times) when scrolling when the mouse wheel, without even touching the touchpad.