Attempt to fix issue 2530 (#4140)

#2530
RicoSuter · Sep 16, 2022 · 1981c54 · 1981c54
1 parent e6b7370
commit 1981c54
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/NSwag.CodeGeneration.CSharp/Models/CSharpOperationModel.cs b/src/NSwag.CodeGeneration.CSharp/Models/CSharpOperationModel.cs
@@ -269,7 +269,7 @@ protected override string ResolveParameterType(OpenApiParameter parameter)
                 }
             }
 
-            if (schema.Type == JsonObjectType.Array && schema.Item.IsBinary)
+            if (schema.Type == JsonObjectType.Array && (schema.Item?.IsBinary ?? false))
             {
                 return "System.Collections.Generic.IEnumerable<FileParameter>";
             }