From a0517f0cb9648044cf6435a22e349ee48f168700 Mon Sep 17 00:00:00 2001
From: tom-englert <mail@tom-englert.de>
Date: Mon, 6 Nov 2023 08:54:49 +0100
Subject: [PATCH] Fix possible NullReferenceException

---
 src/Services/ProjectService.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Services/ProjectService.cs b/src/Services/ProjectService.cs
index 9e46b1d..c4e6b31 100644
--- a/src/Services/ProjectService.cs
+++ b/src/Services/ProjectService.cs
@@ -198,9 +198,9 @@ private static IEnumerable<ProjectItemInTargetFramework> GetPackageReferenceItem
             : new PackageReferenceEntry(id, version, versionSource, projectItemInTargetFramework, projectItem.GetMetadataValue("Justification"));
     }
 
-    internal static bool IsTrue(this ProjectProperty property)
+    internal static bool IsTrue(this ProjectProperty? property)
     {
-        return "true".Equals(property.EvaluatedValue, StringComparison.OrdinalIgnoreCase);
+        return "true".Equals(property?.EvaluatedValue, StringComparison.OrdinalIgnoreCase);
     }
 
     internal static VersionRange? GetVersion(this ProjectItem projectItem)