--- src/hdf5_fun.cpp	2008-09-30 14:34:20.336504876 +0200
+++ src/hdf5_fun.cpp.new	2008-09-30 14:35:19.825940666 +0200
@@ -62,7 +62,7 @@
     //printf("%s\n", h5dDatasetname.c_str());
     
     DLong h5d_id;
-    h5d_id = H5Dopen(h5f_id, h5dDatasetname.c_str());
+    h5d_id = H5Dopen(h5f_id, h5dDatasetname.c_str(), H5P_DEFAULT);
     
     return new DLongGDL( h5d_id );
   }