From bbbd09e5cb2023214faabc8876985f3cf85b7454 Mon Sep 17 00:00:00 2001
From: Jan Schneider <jan.schneider@zeiss.com>
Date: Fri, 10 Oct 2025 11:45:24 +0200
Subject: [PATCH] fix: also generate a fallback guid when the guid was empty

---
 src/MeshModel/MeshModelMetadata.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/MeshModel/MeshModelMetadata.cs b/src/MeshModel/MeshModelMetadata.cs
index 408dc6c..730f9ff 100644
--- a/src/MeshModel/MeshModelMetadata.cs
+++ b/src/MeshModel/MeshModelMetadata.cs
@@ -318,7 +318,7 @@ private static MeshModelMetadata ReadFrom( Stream stream, IGuidGenerator fallbac
 				{
 					case "Guid":
 						result.Guid = Guid.ParseExact( reader.ReadString(), "N" );
-						hasGuid = true;
+						hasGuid = result.Guid != Guid.Empty;
 						break;
 					case "TriangulationHash":
 						result.TriangulationHash = Guid.ParseExact( reader.ReadString(), "N" );