gsl-shell.git - gsl-shell

diff --git a/agg-plot/window.cpp b/agg-plot/window.cpp
index dbd2a24c..c45d3bc8 100644
--- a/agg-plot/window.cpp
+++ b/agg-plot/window.cpp

@@ -319,13 +319,8 @@ window_slot_update (lua_State *L)

if (win->status == canvas_window::running)

{

win->draw_slot(slot_id, true);

- win->unlock();

- }

- else

- {

- win->unlock();

- luaL_error (L, "window is not running");

}

+ win->unlock();

return 0;

}