diff --git a/Project/_Common/fAddNewUser.cs b/Project/_Common/fAddNewUser.cs
index 38e7832..b2cc915 100644
--- a/Project/_Common/fAddNewUser.cs
+++ b/Project/_Common/fAddNewUser.cs
@@ -213,8 +213,16 @@ namespace Project._Common
 
             }
 
-            db.SaveChanges();
-            this.DialogResult = DialogResult.OK;
+            try
+            {
+                db.SaveChanges();
+                this.DialogResult = DialogResult.OK;
+            }
+            catch (Exception ex)
+            {
+                FCOMMON.Util.MsgE("save error\n"+ex.Message);
+            }
+
 
         }