[NUI] fixed build warning CA2208 (#2228)

[platform/core/csapi/tizenfx.git] / src / Tizen.NUI / src / public / FocusManager.cs

diff --git a/src/Tizen.NUI/src/public/FocusManager.cs b/src/Tizen.NUI/src/public/FocusManager.cs
index 33e146f..f600b7c 100755 (executable)
--- a/src/Tizen.NUI/src/public/FocusManager.cs
+++ b/src/Tizen.NUI/src/public/FocusManager.cs
@@ -293,7 +293,7 @@ namespace Tizen.NUI
         {
             if (view == null)
             {
-                throw new ArgumentNullException("the target view should not be null");
+                throw new ArgumentNullException(nameof(view), "the target view should not be null");
             }
 
             bool ret = Interop.FocusManager.FocusManager_SetCurrentFocusActor(swigCPtr, View.getCPtr(view));