From c8f177e453797865c33ad709482e290c7eaf85a5 Mon Sep 17 00:00:00 2001 From: Will Bainbridge Date: Thu, 16 Feb 2023 11:12:06 +0000 Subject: [PATCH] streamlines: Protected operation agaist no streamlines being generated --- src/functionObjects/field/streamlines/streamlines.C | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/functionObjects/field/streamlines/streamlines.C b/src/functionObjects/field/streamlines/streamlines.C index 8346c088ea..92dd3ce23e 100644 --- a/src/functionObjects/field/streamlines/streamlines.C +++ b/src/functionObjects/field/streamlines/streamlines.C @@ -2,7 +2,7 @@ ========= | \\ / F ield | OpenFOAM: The Open Source CFD Toolbox \\ / O peration | Website: https://openfoam.org - \\ / A nd | Copyright (C) 2011-2022 OpenFOAM Foundation + \\ / A nd | Copyright (C) 2011-2023 OpenFOAM Foundation \\/ M anipulation | ------------------------------------------------------------------------------- License @@ -368,7 +368,7 @@ bool Foam::functionObjects::streamlines::write() // Bin-sort by track and trackPart to build an ordering labelList order(allPositions.size()); - if (Pstream::master()) + if (Pstream::master() && allPositions.size()) { const label nTracks = max(allTracks) + 1; const label trackParti0 = min(allTrackParts);