[NUI] Fix Svace issue (#1167)

Signed-off-by: huiyu.eun <huiyu.eun@samsung.com>

diff --git a/src/Tizen.NUI.Components/Controls/Button.cs b/src/Tizen.NUI.Components/Controls/Button.cs
index 7748276..da717b7 100755 (executable)
--- a/src/Tizen.NUI.Components/Controls/Button.cs
+++ b/src/Tizen.NUI.Components/Controls/Button.cs
@@ -271,7 +271,10 @@ namespace Tizen.NUI.Components
                 {
                     Style.Text.PointSize = new Selector<float?>();
                 }
-                Style.Text.PointSize.All = value;
+                if (Style.Text.PointSize != null)
+                {
+                    Style.Text.PointSize.All = value;
+                }
             }
         }
 

diff --git a/src/Tizen.NUI.Components/Controls/DropDown.cs b/src/Tizen.NUI.Components/Controls/DropDown.cs
index bd9a857..e6777a5 100755 (executable)
--- a/src/Tizen.NUI.Components/Controls/DropDown.cs
+++ b/src/Tizen.NUI.Components/Controls/DropDown.cs
@@ -547,9 +547,9 @@ namespace Tizen.NUI.Components
 
             adapter.RemoveData(index);
 
-            if(index < dropDownMenuFullList.ChildCount)
+            if(index < dropDownMenuFullList?.ChildCount)
             {
-                View childToRemove = dropDownMenuFullList.GetChildAt((uint)index);
+                View childToRemove = dropDownMenuFullList?.GetChildAt((uint)index);
                 if (childToRemove)
                 {
                     childToRemove.TouchEvent -= ListItemTouchEvent;