Support IReadOnlyList for JsonCommaDelimitedArrayConverter

1 files changed, 2 insertions, 2 deletions

diff --git a/MediaBrowser.Common/Json/Converters/JsonCommaDelimitedArrayConverterFactory.cs b/MediaBrowser.Common/Json/Converters/JsonCommaDelimitedArrayConverterFactory.cs
index b7b1daf76..24ed3ea19 100644
--- a/MediaBrowser.Common/Json/Converters/JsonCommaDelimitedArrayConverterFactory.cs
+++ b/MediaBrowser.Common/Json/Converters/JsonCommaDelimitedArrayConverterFactory.cs
@@ -21,8 +21,8 @@ namespace MediaBrowser.Common.Json.Converters
         /// <inheritdoc />
         public override JsonConverter CreateConverter(Type typeToConvert, JsonSerializerOptions options)
         {
-            var structType = typeToConvert.GetElementType();
+            var structType = typeToConvert.GetElementType() ?? typeToConvert.GenericTypeArguments[0];
             return (JsonConverter)Activator.CreateInstance(typeof(JsonCommaDelimitedArrayConverter<>).MakeGenericType(structType));
         }
     }
-}
\ No newline at end of file
+}