implmented some startup features

src/classes/PFitter.cpp

@@ -118,6 +118,7 @@ bool PFitter::DoFit()
   SetParameters();
 
   bool status;
+  bool minosUsed = false;
   for (unsigned int i=0; i<fCmdList.size(); i++) {
     switch (fCmdList[i]) {
       case PMN_INTERACTIVE:
@@ -148,6 +149,7 @@ bool PFitter::DoFit()
         break;
       case PMN_MINOS:
         status = ExecuteMinos();
+        minosUsed = true;
         break;
       case PMN_PLOT:
         cout << endl << "**WARNING** from PFitter::DoFit() : the command PLOT is not yet implemented.";
@@ -180,6 +182,13 @@ bool PFitter::DoFit()
     }
   }
 
+  // if minos was not used, there are NO valid positive errors
+  if (!minosUsed) {
+    for (unsigned int i=0; i<fParams.size(); i++) {
+      fRunInfo->SetMsrParamPosErrorPresent(i, false);
+    }
+  }
+
   return true;
 }