Also check the property partial impl

src/Features/Core/Portable/Debugging/AbstractBreakpointResolver.cs

@@ -211,7 +211,7 @@ private IEnumerable<ISymbol> FindMembers(IEnumerable<INamespaceOrTypeSymbol> con
     private IEnumerable<ISymbol> FindMembers(IEnumerable<INamedTypeSymbol> types, NameAndArity nameAndArity)
     {
         // Get the matching members from all types (including constructors and explicit interface
-        // implementations).  If there is a partial method, prefer returning the implementation over
+        // implementations).  If there is a partial method/property, prefer returning the implementation over
         // the definition (since the definition will not be a candidate for setting a breakpoint).
         var members = types.SelectMany(t => GetMembers(t, nameAndArity.Name))
                            .Select(s => GetPartialImplementationPartOrNull(s) ?? s);
@@ -227,8 +227,12 @@ private async Task<IEnumerable<INamedTypeSymbol>> GetAllTypesAsync(CancellationT
         return namespaces.GetAllTypes(cancellationToken);
     }
 
-    private static IMethodSymbol GetPartialImplementationPartOrNull(ISymbol symbol)
-        => (symbol.Kind == SymbolKind.Method) ? ((IMethodSymbol)symbol).PartialImplementationPart : null;
+    private static ISymbol GetPartialImplementationPartOrNull(ISymbol symbol) => symbol.Kind switch
+    {
+        SymbolKind.Method => ((IMethodSymbol)symbol).PartialImplementationPart,
+        SymbolKind.Property => ((IPropertySymbol)symbol).PartialImplementationPart,
+        _ => null
+    };
 
     /// <summary>
     /// Is this method or property a valid place to set a breakpoint and does it match the expected parameter count?