Add ObjectMapperContext to SendTestEmailModal

modules/setting-management/src/Volo.Abp.SettingManagement.Web/Pages/SettingManagement/Components/EmailSettingGroup/SendTestEmailModal.cshtml.cs

@@ -20,6 +20,7 @@ public class SendTestEmailModal : AbpPageModel
     {
         LocalizationResourceType = typeof(AbpSettingManagementResource);
         EmailSettingsAppService = emailSettingsAppService;
+        ObjectMapperContext = typeof(AbpSettingManagementWebModule);
     }
 
     public async Task OnGetAsync()
@@ -56,4 +57,4 @@ public class SendTestEmailModal : AbpPageModel
         
         public string Body { get; set; }
     }
-}
+}