BUG: multiSolidBodyMotionSolver: parallel consistent message. Fixes #990.

src/dynamicMesh/motionSolvers/displacement/solidBody/multiSolidBodyMotionSolver.C

@@ -3,7 +3,7 @@
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
     \\  /    A nd           | Copyright (C) 2011-2016 OpenFOAM Foundation
-     \\/     M anipulation  |
+     \\/     M anipulation  | Copyright (C) 2018 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -117,8 +117,9 @@ Foam::multiSolidBodyMotionSolver::multiSolidBodyMotionSolver
             pointIDs_[zonei].transfer(ptIDs);
 
             Info<< "Applying solid body motion " << SBMFs_[zonei].type()
-                << " to " << pointIDs_[zonei].size() << " points of cellZone "
-                << iter().keyword() << endl;
+                << " to "
+                << returnReduce(pointIDs_[zonei].size(), sumOp<label>())
+                << " points of cellZone " << iter().keyword() << endl;
 
             zonei++;
         }