--- a/src/Pure/ROOT.ML Thu Nov 22 12:22:03 2012 +0100 +++ b/src/Pure/ROOT.ML Thu Nov 22 13:21:02 2012 +0100 @@ -64,6 +64,7 @@ use "PIDE/xml.ML"; use "PIDE/yxml.ML"; +use "PIDE/sendback.ML"; use "General/graph.ML";