Hello. When I run Qt Creator (Latest version) on Ubuntu with different icon theme Qt Creator crashes. Especially when I click options.
Here is the console output for it
Qt Code: 
  1. (<unknown>:4102): GdkPixbuf-WARNING **: Bug! loader 'png' didn't set an error on failure
  2.  
  3. (<unknown>:4102): Gtk-WARNING **: Error loading theme icon 'gtk-ok' for stock: Internal error: Image loader module 'png' failed to complete an operation, but didn't give a reason for the failure
  4.  
  5. (<unknown>:4102): GLib-GObject-CRITICAL **: g_object_unref: assertion `G_IS_OBJECT (object)' failed
  6.  
  7. ** (<unknown>:4102): CRITICAL **: murrine_style_draw_render_icon: assertion `base_pixbuf != NULL' failed
  8.  
  9. (<unknown>:4102): Gtk-CRITICAL **: IA__gtk_style_render_icon: assertion `pixbuf != NULL' failed
  10.  
  11. (<unknown>:4102): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_pixels: assertion `GDK_IS_PIXBUF (pixbuf)' failed
  12.  
  13. (<unknown>:4102): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_width: assertion `GDK_IS_PIXBUF (pixbuf)' failed
  14.  
  15. (<unknown>:4102): GdkPixbuf-CRITICAL **: gdk_pixbuf_get_height: assertion `GDK_IS_PIXBUF (pixbuf)' failed
  16. Segmentation fault
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