Index: libs/serialization/test/test_level_class_info_load.cpp
===================================================================
RCS file: /boost/boost/libs/serialization/test/test_level_class_info_load.cpp,v
retrieving revision 1.4
diff -u -u -r1.4 test_level_class_info_load.cpp
--- libs/serialization/test/test_level_class_info_load.cpp	19 Jul 2004 07:00:00 -0000	1.4
+++ libs/serialization/test/test_level_class_info_load.cpp	13 Aug 2004 12:08:20 -0000
@@ -65,6 +65,11 @@
 void in(const char *testfile, A & a, B & b)
 {
     test_istream is(testfile, TEST_STREAM_FLAGS);
+    if(!is) {
+      std::cerr << "\nError while opening file `" << testfile << "'.\n"
+                << "Please run the testsuite again to make sure all data "
+                << "files are generated.\n";
+    }
     test_iarchive ia(is);
     ia >> BOOST_SERIALIZATION_NVP(a);
     ia >> BOOST_SERIALIZATION_NVP(a);