diff -r a629cd533b240945a67fb7a8bbea175ec91fa381 -r b9e2958f6d0bc7eb032d8f405753a746843217bd QRWin/Form1.cs
--- a/QRWin/Form1.cs	Sat Jan 26 16:40:55 2013 -0600
+++ b/QRWin/Form1.cs	Sun Jan 27 21:45:21 2013 -0600
@@ -33,6 +33,17 @@
 
         private void btnMakeQR_Click(object sender, EventArgs e)
         {
+            if (txtName.Text == "")
+            {
+                MessageBox.Show("Please enter a value for the name.", "QRWin", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
+                return;
+            }
+
+            if (txtKey.Text == "")
+            {
+                MessageBox.Show("Please enter your key or generate one.", "QRWin", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
+                return;
+            }
             qrCon1.Text = String.Format("otpauth://totp/{0}?secret={1}", txtName.Text, txtKey.Text);
         }
     }