diff --git a/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/addUserUI.inc b/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/addUserUI.inc
index 8be6c85..58b3e02 100644
--- a/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/addUserUI.inc
+++ b/presentation/lookAndFeel/knowledgeTree/administration/usermanagement/addUserUI.inc
@@ -80,7 +80,7 @@ function getDetailsDBPage($sUserName, $aAttributes) {
         $sToRender .= "<td>Mobile: </td><td><input size = \"40\" type=\"text\" name=\"fMobile\" value = \"" . $aUserAttributes["mobile"] ."\"> </td>\n";
         $sToRender .= "</tr>\n";
         $sToRender .= "<tr>\n";
-        $sToRender .= "<td>Email Notification: </td><td><input type=\"checkbox\" name=\"fEmailNotification\" value=\"" . $aUserAttributes["email_notification"] . "\" " . ($aUserAttributes["email_notification"] == "1" ? "checked" : "") . "\"> </td>\n";
+        $sToRender .= "<td>Email Notification: </td><td><input type=\"checkbox\" name=\"fEmailNotification\" " . (isset($aUserAttributes["email_notification"]) ? "value=\"" . $aUserAttributes["email_notification"] . "\" " : "") . ($aUserAttributes["email_notification"] == "1" ? "checked" : "") . "\"> </td>\n";
         $sToRender .= "</tr>\n";
         $sToRender .= "<tr><td><b>Initial Group</b></td><td>" . getGroupListBox() . "</td></tr>\n";        
         $sToRender .= "<tr>\n";