diff --git a/main/lp/learnpathItem.class.php b/main/lp/learnpathItem.class.php
index 6ad9c994fa..ebd2d0c15f 100755
--- a/main/lp/learnpathItem.class.php
+++ b/main/lp/learnpathItem.class.php
@@ -39,7 +39,6 @@ class learnpathItem
     public $lesson_location = '';
     public $level = 0;
     public $core_exit = '';
-    //var $location; // Only set this for SCORM?
     public $lp_id;
     public $max_score;
     public $mastery_score;
@@ -98,15 +97,6 @@ class learnpathItem
         $item_content = null
     ) {
         $items_table = Database::get_course_table(TABLE_LP_ITEM);
-
-        // Get items table.
-        if (!isset($user_id)) {
-            $user_id = api_get_user_id();
-        }
-        if (self::DEBUG > 0) {
-            error_log("learnpathItem constructor: id: $id user_id: $user_id course_id: $course_id");
-            error_log("item_content: ".print_r($item_content, 1));
-        }
         $id = (int) $id;
         if (empty($item_content)) {
             if (empty($course_id)) {
@@ -289,9 +279,6 @@ class learnpathItem
      */
     public function delete()
     {
-        if (self::DEBUG > 0) {
-            error_log('learnpath_item::delete() for item '.$this->db_id, 0);
-        }
         $lp_item_view = Database::get_course_table(TABLE_LP_ITEM_VIEW);
         $lp_item = Database::get_course_table(TABLE_LP_ITEM);
         $course_id = api_get_course_int_id();
@@ -311,7 +298,7 @@ class learnpathItem
                 WHERE iid = ".$this->db_id;
         Database::query($sql);
 
-        if (api_get_setting('search_enabled') == 'true') {
+        if (api_get_setting('search_enabled') === 'true') {
             if (!is_null($this->search_did)) {
                 $di = new ChamiloIndexer();
                 $di->remove_document($this->search_did);
@@ -463,9 +450,6 @@ class learnpathItem
     public function get_file_path($path_to_scorm_dir = '')
     {
         $course_id = api_get_course_int_id();
-        if (self::DEBUG > 0) {
-            error_log('learnpathItem::get_file_path()', 0);
-        }
         $path = $this->get_path();
         $type = $this->get_type();
 
diff --git a/main/work/work.lib.php b/main/work/work.lib.php
index 35cc0dece0..88d9de2845 100755
--- a/main/work/work.lib.php
+++ b/main/work/work.lib.php
@@ -641,48 +641,6 @@ function showTeacherWorkGrid()
     return $html;
 }
 
-/**
- * Builds the form thats enables the user to
- * select a directory to browse/upload in
- * This function has been copied from the document/document.inc.php library.
- *
- * @param array  $folders
- * @param string $curdirpath
- * @param string $group_dir
- *
- * @return string html form
- */
-// TODO: This function is a candidate for removal, it is not used anywhere.
-function build_work_directory_selector($folders, $curdirpath, $group_dir = '')
-{
-    $form = '<form name="selector" action="'.api_get_self().'?'.api_get_cidreq().'" method="POST">';
-    $form .= get_lang('CurrentDirectory').'
-             <select name="curdirpath" onchange="javascript: document.selector.submit();">';
-    //group documents cannot be uploaded in the root
-    if ($group_dir == '') {
-        $form .= '<option value="/">/ ('.get_lang('Root').')</option>';
-        if (is_array($folders)) {
-            foreach ($folders as $folder) {
-                $selected = ($curdirpath == $folder) ? ' selected="selected"' : '';
-                $form .= '<option'.$selected.' value="'.$folder.'">'.$folder.'</option>'."\n";
-            }
-        }
-    } else {
-        foreach ($folders as $folder) {
-            $selected = ($curdirpath == $folder) ? ' selected="selected"' : '';
-            $display_folder = substr($folder, strlen($group_dir));
-            $display_folder = ($display_folder == '') ? '/ ('.get_lang('Root').')' : $display_folder;
-            $form .= '<option'.$selected.' value="'.$folder.'">'.$display_folder.'</option>'."\n";
-        }
-    }
-
-    $form .= '</select>';
-    $form .= '<noscript><input type="submit" name="change_path" value="'.get_lang('Ok').'" /></noscript>';
-    $form .= '</form>';
-
-    return $form;
-}
-
 /**
  * Builds the form that enables the user to
  * move a document from one directory to another