X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Focaml%2Fcic_disambiguation%2FdisambiguateChoices.ml;h=b7f2410366dbf783059c0449ba2b068087d58862;hb=2bb6c98121db82a1c67565bb528787f2def7192d;hp=c660bb6b0a19895cd455ecdd08acf650097704b3;hpb=192884dae520029b152a3f69989e51cc8af158ce;p=helm.git

diff --git a/helm/ocaml/cic_disambiguation/disambiguateChoices.ml b/helm/ocaml/cic_disambiguation/disambiguateChoices.ml
index c660bb6b0..b7f241036 100644
--- a/helm/ocaml/cic_disambiguation/disambiguateChoices.ml
+++ b/helm/ocaml/cic_disambiguation/disambiguateChoices.ml
@@ -51,7 +51,8 @@ let mk_choice (dsc, args, appl_pattern) =
       in
       try
         List.combine names cic_args
-      with Invalid_argument _ -> raise Invalid_choice
+      with Invalid_argument _ ->
+       raise (Invalid_choice (lazy "The notation expects a different number of arguments"))
     in
     CicNotationFwd.instantiate_appl_pattern env' appl_pattern)