Fix an exception message.

diff --git a/source/grid/grid_in.cc b/source/grid/grid_in.cc
index d21c4804213b803030f916721a62205eabf777a4..2782cb24ccbc06f89e44d331e895e62607b14873 100644 (file)
--- a/source/grid/grid_in.cc
+++ b/source/grid/grid_in.cc
@@ -290,7 +290,7 @@ GridIn<dim, spacedim>::read_vtk(std::istream &in)
                 AssertThrow(
                   false,
                   ExcMessage(
-                    "While reading VTK file, unknown file type encountered"));
+                    "While reading VTK file, unknown cell type encountered"));
             }
         }
       else if (dim == 2)