diff --git a/PluginMySQL/Plugin/Plugin.cs b/PluginMySQL/Plugin/Plugin.cs
index 12c56fe..0d9da8e 100644
--- a/PluginMySQL/Plugin/Plugin.cs
+++ b/PluginMySQL/Plugin/Plugin.cs
@@ -260,7 +260,7 @@ public override async Task<ConfigureWriteResponse> ConfigureWrite(ConfigureWrite
             var uiJson = Write.GetUIJson();
 
             // if first call 
-            if (request.Form == null || request.Form.DataJson == "")
+            if (string.IsNullOrWhiteSpace(request.Form.DataJson) || request.Form.DataJson == "{}")
             {
                 return new ConfigureWriteResponse
                 {