diff --git a/ChangeLog b/ChangeLog
index 439c81b75d..6df82008fa 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2005-03-28  Sven Neumann  <sven@gimp.org>
+
+	* app/dialogs/resize-dialog.c (resize_dialog_new): handle
+	gimp_viewable_get_pixbuf() returning NULL. Fixes bug #171827.
+
 2005-03-26  Michael Natterer  <mitch@gimp.org>
 
 	* plug-ins/script-fu/script-fu-scripts.c (script_fu_find_scripts):
diff --git a/app/dialogs/resize-dialog.c b/app/dialogs/resize-dialog.c
index dd0843c5aa..8415da0258 100644
--- a/app/dialogs/resize-dialog.c
+++ b/app/dialogs/resize-dialog.c
@@ -261,7 +261,8 @@ resize_dialog_new (GimpViewable       *viewable,
   gimp_viewable_get_preview_size (viewable, 200, FALSE, TRUE, &width, &height);
   pixbuf = gimp_viewable_get_pixbuf (viewable, width, height);
 
-  gimp_offset_area_set_pixbuf (GIMP_OFFSET_AREA (private->area), pixbuf);
+  if (pixbuf)
+    gimp_offset_area_set_pixbuf (GIMP_OFFSET_AREA (private->area), pixbuf);
 
   g_signal_connect (private->area, "offsets_changed",
                     G_CALLBACK (offsets_changed),