--- poly2.cxx	(revision 1713334)
+++ poly2.cxx	(working copy)
@@ -196,20 +196,21 @@ 
 
 void PolyPolygon::Remove( sal_uInt16 nPos )
 {
-	DBG_CHKTHIS( PolyPolygon, NULL );
-	DBG_ASSERT( nPos < Count(), "PolyPolygon::Remove(): nPos >= nSize" );
+    DBG_CHKTHIS( PolyPolygon, NULL );
+    DBG_ASSERT( nPos < Count(), "PolyPolygon::Remove(): nPos >= nSize" );
+    if ( nPos >= Count() ) return; // not removable
 
 
 // -----------------------------------------------------------------------
@@ -216,17 +217,18 @@ 
 
 void PolyPolygon::Replace( const Polygon& rPoly, sal_uInt16 nPos )
 {
-	DBG_CHKTHIS( PolyPolygon, NULL );
-	DBG_ASSERT( nPos < Count(), "PolyPolygon::Replace(): nPos >= nSize" );
+    DBG_CHKTHIS( PolyPolygon, NULL );
+    DBG_ASSERT( nPos < Count(), "PolyPolygon::Replace(): nPos >= nSize" );
+    if ( nPos >= Count() ) return; // not replaceable	
 
 
 // eof