diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/DataSourceApi.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/DataSourceApi.cs
index fcd7c4bba..547e6727a 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/DataSourceApi.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/DataSourceApi.cs	
@@ -40,13 +40,17 @@ namespace Learun.Application.WebApi.Modules
             }
             else
             {
+                
                 if (data.Rows.Count > 0)
                 {
-                    foreach (DataRow item in data.Rows)
+                    if (data.Columns.Contains("f_password")&&data.Columns.Contains("f_mobile")&&data.Columns.Contains("f_identitycardno"))
                     {
-                        item["f_password"] = "";
-                        item["f_mobile"] = "";
-                        item["f_identitycardno"] = "";
+                        foreach (DataRow item in data.Rows)
+                        {
+                            item["f_password"] = "";
+                            item["f_mobile"] = "";
+                            item["f_identitycardno"] = "";
+                        }
                     }
                 }
                 var jsondata = new