X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2FmatitaExcPp.ml;h=c3c78929ff8e978eae839c1cf7cf677940df4778;hb=72e7d9c9d410ded571b9d3c396197b26181c1e2a;hp=8ed2724544acac69f1f5617883ccd454354274d5;hpb=45ac0bf0fb6c58e03646588d4f81cf5125058e67;p=helm.git

diff --git a/matita/matitaExcPp.ml b/matita/matitaExcPp.ml
index 8ed272454..c3c78929f 100644
--- a/matita/matitaExcPp.ml
+++ b/matita/matitaExcPp.ml
@@ -54,6 +54,8 @@ let rec to_string =
         fname
   | ProofEngineTypes.Fail msg -> None, "Tactic error: " ^ Lazy.force msg
   | Continuationals.Error s -> None, "Tactical error: " ^ Lazy.force s
+  | ProofEngineHelpers.Bad_pattern msg ->
+     None, "Bad pattern: " ^ Lazy.force msg
   | CicRefine.RefineFailure msg ->
      None, "Refiner error: " ^ Lazy.force msg
   | CicTypeChecker.TypeCheckerFailure msg ->