diff --git a/admin/auth-admin.php b/admin/auth-admin.php
index f260abcb..5b707d00 100644
--- a/admin/auth-admin.php
+++ b/admin/auth-admin.php
@@ -39,11 +39,9 @@ include_once(dirname(__FILE__) . "/../config.inc.php");
  */
 include_once(dirname(__FILE__) . "/../db.inc.php");
 
-session_name(LS_SESSION_NAME);
-
-session_set_cookie_params(0,QUEXS_PATH);
-
 if ((defined('PHP_SESSION_ACTIVE') && session_status() !== PHP_SESSION_ACTIVE) || !session_id()) { 
+ session_name(LS_SESSION_NAME);
+ session_set_cookie_params(0,QUEXS_PATH);
  session_start();
 }
 
diff --git a/auth-interviewer.php b/auth-interviewer.php
index 74089770..cc2e07bb 100644
--- a/auth-interviewer.php
+++ b/auth-interviewer.php
@@ -40,12 +40,10 @@ include_once("config.inc.php");
 include_once("db.inc.php");
 
 
-session_name(LS_SESSION_NAME);
-
-session_set_cookie_params(0,QUEXS_PATH);
-
 if ((defined('PHP_SESSION_ACTIVE') && session_status() !== PHP_SESSION_ACTIVE) || !session_id()) { 
- session_start();
+  session_name(LS_SESSION_NAME);
+  session_set_cookie_params(0,QUEXS_PATH);
+  session_start();
 }
 
 //check if the session exists or loginID not set
diff --git a/functions/functions.operator.php b/functions/functions.operator.php
index e743b962..4c8bd44d 100644
--- a/functions/functions.operator.php
+++ b/functions/functions.operator.php
@@ -2251,7 +2251,7 @@ function end_case($operator_id)
                   AND o.eligible = 1
                   AND c.case_id = '$case_id'";
 
-        if ($l['tryanother'] == 1 && $cm['call_attempt_max'] > 0 && $callattempts >= $cm['call_attempt_max']) //max call attempts reached AND last call to be tried again
+        if (isset($l['tryanother']) && $l['tryanother'] == 1 && $cm['call_attempt_max'] > 0 && $callattempts >= $cm['call_attempt_max']) //max call attempts reached AND last call to be tried again
         {
           //if ever eligible, code as eligible
           if ($db->GetOne($eligsql) > 0)
@@ -2259,7 +2259,7 @@ function end_case($operator_id)
           else
             $outcome = 42;
         }
-        else if ($l['tryanother'] == 1 && $cm['call_max'] > 0 && $calls >= $cm['call_max']) //max calls reached AND last call to be tried again
+        else if (isset($l['tryanother']) && $l['tryanother'] == 1 && $cm['call_max'] > 0 && $calls >= $cm['call_max']) //max calls reached AND last call to be tried again
         {
           //if ever eligible, code as eligible
           if ($db->GetOne($eligsql) > 0)
diff --git a/lang.inc.php b/lang.inc.php
index 567ae324..71ef9bdf 100644
--- a/lang.inc.php
+++ b/lang.inc.php
@@ -29,6 +29,9 @@
  * 
  */
 
+
+include_once(dirname(__FILE__).'/config.inc.php');
+
 /**
  * The phpgettext package
  */