A temporary fix is disabling the snap delay, by commenting out line 285 in.knot.cpp.
("//sp_event_context_snap_delay_handler(knot->desktop->event_context, NULL, (gpointer) knot, (GdkEventMotion *)event, Inkscape::UI::Tools::DelayedSnapEvent::KNOT_HANDLER);")
A temporary fix is disabling the snap delay, by commenting out line 285 in.knot.cpp. event_context_ snap_delay_ handler( knot->desktop- >event_ context, NULL, (gpointer) knot, (GdkEventMotion *)event, Inkscape: :UI::Tools: :DelayedSnapEve nt::KNOT_ HANDLER) ;")
("//sp_