....

diff --git a/helm/software/matita/matitaExcPp.ml b/helm/software/matita/matitaExcPp.ml
index 2278e8eb0a32a0b720ce243d8cc0c47e1a5488e4..df4c70ded2498d7fdefaea7f8a1acd176a2bce55 100644 (file)
--- a/helm/software/matita/matitaExcPp.ml
+++ b/helm/software/matita/matitaExcPp.ml
@@ -148,8 +148,9 @@ let rec to_string =
      None, "NTypeChecker assert failure: " ^ Lazy.force msg
   | NCicRefiner.AssertFailure msg ->
      None, "NRefiner assert failure: " ^ Lazy.force msg
-  | NCicEnvironment.BadDependency msg ->
-     None, "NCicEnvironment bad dependency: " ^ Lazy.force msg
+  | NCicEnvironment.BadDependency (msg,e) ->
+     None, "NCicEnvironment bad dependency: " ^ Lazy.force msg ^ 
+     snd (to_string e)
   | NCicEnvironment.BadConstraint msg ->
      None, "NCicEnvironment bad constraint: " ^ Lazy.force msg
   | CicTypeChecker.TypeCheckerFailure msg ->