gracefully handle null values in BindingExpression.TryConvert (#15382)

xamarin · Jun 1, 2022 · b2d70cd · b2d70cd
1 parent 6fa6d9f
commit b2d70cd
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/Xamarin.Forms.Core/BindingExpression.cs b/Xamarin.Forms.Core/BindingExpression.cs
@@ -442,6 +442,10 @@ void SetupPart(TypeInfo sourceType, BindingExpressionPart part)
 
 		internal static bool TryConvert(ref object value, BindableProperty targetProperty, Type convertTo, bool toTarget)
 		{
+			if (targetProperty == null)
+				return false;
+			if (convertTo == null)
+				return false;
 			if (value == null)
 				return !convertTo.GetTypeInfo().IsValueType || Nullable.GetUnderlyingType(convertTo) != null;
 			try