From 0c24327b32c371eb69fb029156e74ad24274ef97 Mon Sep 17 00:00:00 2001
From: Henry Weller <http://cfd.direct>
Date: Wed, 28 Jun 2017 14:20:28 +0100
Subject: [PATCH] functionObjects::fieldMinMax: corrected parallel operation of
 the file logging

---
 src/functionObjects/field/fieldMinMax/fieldMinMax.C | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/functionObjects/field/fieldMinMax/fieldMinMax.C b/src/functionObjects/field/fieldMinMax/fieldMinMax.C
index d45f180b88..0d5c608cef 100644
--- a/src/functionObjects/field/fieldMinMax/fieldMinMax.C
+++ b/src/functionObjects/field/fieldMinMax/fieldMinMax.C
@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011-2016 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2017 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -145,7 +145,7 @@ bool Foam::functionObjects::fieldMinMax::write()
 {
     logFiles::write();
 
-    if (!location_) writeTime(file());
+    if (Pstream::master() && !location_) writeTime(file());
     Log << type() << " " << name() <<  " write:" << nl;
 
     forAll(fieldSet_, fieldi)
@@ -157,7 +157,7 @@ bool Foam::functionObjects::fieldMinMax::write()
         calcMinMaxFields<tensor>(fieldSet_[fieldi], mode_);
     }
 
-    if (!location_) file()<< endl;
+    if (Pstream::master() && !location_) file() << endl;
     Log << endl;
 
     return true;