Index: Text.cpp
===================================================================
--- Text.cpp	(revision 11868)
+++ Text.cpp	(working copy)
@@ -1057,6 +1057,7 @@
 		l = RemoveRectSelection();
 	else {
 		GetSelection(l, h);
+    if(l == h) return false;
 		Remove((int)l, int(h - l));
 	}
 	anchor = -1;