Adding string "lp_autolunch_" in the session key see BT#1909

main/course_home/course_home.php

@@ -184,7 +184,7 @@ if (!isset($coursesAlreadyVisited[$_cid])) {
 
 /*Auto lunch code */
 $show_autolunch_lp_warning = false;
-if (api_get_course_setting('enable_lp_auto_launch') && api_get_session_id()==0 ) {
+if (api_get_course_setting('enable_lp_auto_launch')) {
     $lp_table = Database::get_course_table(TABLE_LP_MAIN);
     $session_id = api_get_session_id();
     $condition = '';
@@ -209,7 +209,7 @@ if (api_get_course_setting('enable_lp_auto_launch') && api_get_session_id()==0 )
             if (api_is_platform_admin() || api_is_allowed_to_edit()) {
             	$show_autolunch_lp_warning = true;
             } else {
-                $session_key = $session_id.'_'.api_get_course_int_id().api_get_user_id();
+                $session_key = 'lp_autolunch_'.$session_id.'_'.api_get_course_int_id().'_'.api_get_user_id();                
                 if (!isset($_SESSION[$session_key])) {
                     //redirecting to the LP 
                     $url = api_get_path(WEB_CODE_PATH).'newscorm/lp_controller.php?'.api_get_cidreq().'&action=view&lp_id='.$lp_data['id'];

main/inc/local.inc.php

@@ -722,6 +722,17 @@ if (isset($cidReset) && $cidReset) { // course session data refresh requested or
         api_session_unregister('_real_cid');
         api_session_unregister('_course');
         
+        if (!empty($_SESSION)) {
+                foreach($_SESSION as $key=>$session_item) {
+                if (strpos($key,'lp_autolunch_') === false) {
+                    continue;               
+                } else {
+                    if(isset($_SESSION[$key])) {
+                        api_session_unregister($key);   
+                    }
+                }
+            }   
+        }             
         //Deleting session info 
         if (api_get_session_id()) {                
             api_session_unregister('id_session');