Fixed bugs when there was no HEAD col in mcd

reading_machine/src/BaseConfig.cpp

@@ -106,15 +106,16 @@ void BaseConfig::readTSVInput(std::string_view tsvFilename)
           firstIndexOfSequence = i;
           id2index[getConst(idColName, i, 0)] = i;
         }
-        for (int i = firstIndexOfSequence; i < (int)getNbLines(); ++i)
-        {
-          if (!isToken(i))
-            continue;
-          auto & head = get(headColName, i, 0);
-          if (head == "0")
-            continue;
-          head = std::to_string(id2index[head]);
-        }
+        if (hasColIndex(headColName))
+          for (int i = firstIndexOfSequence; i < (int)getNbLines(); ++i)
+          {
+            if (!isToken(i))
+              continue;
+            auto & head = get(headColName, i, 0);
+            if (head == "0")
+              continue;
+            head = std::to_string(id2index[head]);
+          }
       } catch(std::exception & e) {util::myThrow(e.what());}
 
       continue;

reading_machine/src/Config.cpp

@@ -605,8 +605,9 @@ void Config::addMissingColumns()
     if (curId == 1)
       firstIndex = index;
 
-    if (util::isEmpty(getAsFeature(headColName, index)))
-      getLastNotEmptyHyp(headColName, index) = (curId == 1) ? "0" : std::to_string(firstIndex);
+    if (hasColIndex(headColName))
+      if (util::isEmpty(getAsFeature(headColName, index)))
+        getLastNotEmptyHyp(headColName, index) = (curId == 1) ? "0" : std::to_string(firstIndex);
   }
 }