From f6958f391c39bd7947034b92d85a723b958bee9b Mon Sep 17 00:00:00 2001
From: jrheinlaender <jrheinlaender@users.sourceforge.net>
Date: Thu, 12 Sep 2013 16:18:51 +0200
Subject: [PATCH] Fix bug where external reference was ignored without an error
 message

---
 src/Mod/Sketcher/App/SketchObject.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/Mod/Sketcher/App/SketchObject.cpp b/src/Mod/Sketcher/App/SketchObject.cpp
index a96d83e2e..74344feba 100644
--- a/src/Mod/Sketcher/App/SketchObject.cpp
+++ b/src/Mod/Sketcher/App/SketchObject.cpp
@@ -3172,6 +3172,8 @@ void SketchObject::rebuildExternalGeometry(void)
                             }
                         }
 
+                    } else {
+                        throw Base::Exception("Selected external reference plane must be normal to sketch plane");
                     }
                 } else {
                     throw Base::Exception("Non-planar faces are not yet supported for external geometry of sketches");