diff --git a/DataDomain/Person.cs b/DataDomain/Person.cs
index 538eeac..39cf4ca 100644
--- a/DataDomain/Person.cs
+++ b/DataDomain/Person.cs
@@ -9,9 +9,9 @@ namespace DataDomain
     public class Person
     {
         public int Id { get; set; }
-        public string? FirstName { get; set; }
-        public string? LastName { get; set; }
-        public string? NickName { get; set; }
+        public string FirstName { get; set; }
+        public string LastName { get; set; }
+        public string NickName { get; set; }
         public DateTime? Born { get; set; }
     }
 }
diff --git a/StockDAL/StockMarketRepository.cs b/StockDAL/StockMarketRepository.cs
index c177f31..37d9d76 100644
--- a/StockDAL/StockMarketRepository.cs
+++ b/StockDAL/StockMarketRepository.cs
@@ -143,7 +143,7 @@ namespace StockDal
                         {
                             StockMarketList.Add(SaveRow.StockName, SaveRow);
                         }
-                        catch (ArgumentException ae)
+                        catch (ArgumentException )
                         {
                             try
                             {
diff --git a/StockDAL/StockRepository.cs b/StockDAL/StockRepository.cs
index 473fe47..279dbd9 100644
--- a/StockDAL/StockRepository.cs
+++ b/StockDAL/StockRepository.cs
@@ -44,7 +44,7 @@ namespace StockDAL
         {
             using var context = new StockContext();
             var output = (from stk in context.Stocks
-                          where stk.SoldDate == null
+                          where stk.SoldDate == null || stk.ActValue > 0
                           select stk).ToList();
             return output;
         }
diff --git a/StockInfo/Stocks.db b/StockInfo/Stocks.db
index 737a194..d777e28 100644
Binary files a/StockInfo/Stocks.db and b/StockInfo/Stocks.db differ
diff --git a/StockInfo/Stocks.db-shm b/StockInfo/Stocks.db-shm
index 0fff49c..fe9ac28 100644
Binary files a/StockInfo/Stocks.db-shm and b/StockInfo/Stocks.db-shm differ
diff --git a/StockInfo/Stocks.db-wal b/StockInfo/Stocks.db-wal
index 1bfc2f4..e69de29 100644
Binary files a/StockInfo/Stocks.db-wal and b/StockInfo/Stocks.db-wal differ
diff --git a/StockInfo/frmSelling.cs b/StockInfo/frmSelling.cs
index bb38824..c7bdc59 100644
--- a/StockInfo/frmSelling.cs
+++ b/StockInfo/frmSelling.cs
@@ -76,6 +76,11 @@ namespace StockInfo
             CalcNumberAndValue();
         }
 
+        private void txtSoldAmount_TextChanged(object sender, EventArgs e)
+        {
+            CalcNumberAndValue();
+        }
+
         private void CalcNumberAndValue()
         {
             if (txtSoldPrice.Text.IsNumeric() && txtSoldAmount.Text.IsNumeric())
@@ -84,10 +89,5 @@ namespace StockInfo
                 txtRemainingNo.Text = stkMemSelected.ActAmount > 0 ? (stkMemSelected.PostAmount - long.Parse(txtSoldAmount.Text)).ToString() : 0.ToString();
             }
         }
-
-        private void txtSoldAmount_TextChanged(object sender, EventArgs e)
-        {
-            CalcNumberAndValue();
-        }
     }
 }