Index: /trunk/FACT++/src/fitsdump.cc
===================================================================
--- /trunk/FACT++/src/fitsdump.cc	(revision 19173)
+++ /trunk/FACT++/src/fitsdump.cc	(revision 19174)
@@ -137,11 +137,11 @@
     cout << " [" << GetNumRows() << "]\n";
 
-    for (const auto &it : fColMap)
-    {
-        cout << " " << setw(3)  << it.second.id;
-        cout << "|" << setw(10) << ValueTypeToStr(it.second.type);
-        cout << " " << it.first << "[" << it.second.num << "]";
-        cout << " / " << it.second.comment;
-        cout << " (" << it.second.unit << ")" << endl;
+    for (auto it=fColMap.cbegin(); it!=fColMap.cend(); it++)
+    {
+        cout << " " << setw(3)  << it->second.id;
+        cout << "|" << setw(10) << ValueTypeToStr(it->second.type);
+        cout << " " << it->first << "[" << it->second.num << "]";
+        cout << " / " << it->second.comment;
+        cout << " (" << it->second.unit << ")" << endl;
     }