diff --git a/main/blog/blog.php b/main/blog/blog.php
index 39b9cf1a09..820071f0f4 100755
--- a/main/blog/blog.php
+++ b/main/blog/blog.php
@@ -207,56 +207,32 @@ if (isset($_GET['action']) && $_GET['action'] == 'view_post') {
 switch ($action) {
     case 'new_post' :
         $nameTools = get_lang('NewPost');
-        $interbreadcrumb[] = array(
-            'url' => "blog.php?blog_id=$blog_id&".api_get_cidreq(),
-            "name" => Blog::getBlogTitle($blog_id),
-        );
         break;
     case 'view_post' :
         $nameTools = '';
-        $interbreadcrumb[] = array(
-            'url' => "blog.php?blog_id=$blog_id&".api_get_cidreq(),
-            "name" => Blog::getBlogTitle($blog_id),
-        );
         break;
     case 'manage_tasks' :
         $nameTools = get_lang('TaskManager');
-        $interbreadcrumb[] = array(
-            'url' => "blog.php?blog_id=$blog_id&".api_get_cidreq(),
-            "name" => Blog::getBlogTitle($blog_id),
-        );
         break;
     case 'manage_members' :
         $nameTools = get_lang('MemberManager');
-        $interbreadcrumb[] = array(
-            'url' => "blog.php?blog_id=$blog_id&".api_get_cidreq(),
-            "name" => Blog::getBlogTitle($blog_id),
-        );
         break;
     case 'manage_rights' :
         $nameTools = get_lang('RightsManager');
-        $interbreadcrumb[] = array(
-            'url' => "blog.php?blog_id=$blog_id&".api_get_cidreq(),
-            'name' => Blog::getBlogTitle($blog_id),
-        );
         break;
     case 'view_search_result' :
         $nameTools = get_lang('SearchResults');
-        $interbreadcrumb[] = array(
-            'url' => "blog.php?blog_id=$blog_id&".api_get_cidreq(),
-            'name' => Blog::getBlogTitle($blog_id),
-        );
         break;
     case 'execute_task' :
         $nameTools = get_lang('ExecuteThisTask');
-        $interbreadcrumb[] = array(
-            'url' => "blog.php?blog_id=$blog_id&".api_get_cidreq(),
-            'name' => Blog::getBlogTitle($blog_id),
-        );
         break;
-    default :
+    default:
         $nameTools = Blog::getBlogTitle($blog_id);
 }
+$interbreadcrumb[] = array(
+    'url' => "blog.php?blog_id=$blog_id&".api_get_cidreq(),
+    'name' => Blog::getBlogTitle($blog_id),
+);
 
 $actionsLeft = [];
 $actionsLeft[] = Display::url(
diff --git a/main/inc/lib/blog.lib.php b/main/inc/lib/blog.lib.php
index 296a005841..9340c323d7 100755
--- a/main/inc/lib/blog.lib.php
+++ b/main/inc/lib/blog.lib.php
@@ -1532,7 +1532,7 @@ class Blog
         if ($form->validate()) {
             $values = $form->exportValues();
 
-            $postId = Blog::createPost(
+            $postId = self::createPost(
                 $values['title'],
                 $values['full_text'],
                 $values['post_file_comment'],
@@ -1608,7 +1608,7 @@ class Blog
         $form->addButton('save', get_lang('Save'));
         $form->setDefaults($blog_post);
 
-        return $form->return_form();
+        return $form->returnForm();
     }
 
     /**
diff --git a/main/lp/learnpath.class.php b/main/lp/learnpath.class.php
index 5b57bceac3..cb516de0ff 100755
--- a/main/lp/learnpath.class.php
+++ b/main/lp/learnpath.class.php
@@ -10346,7 +10346,7 @@ EOD;
         if ($this->debug > 0) {
             error_log('New LP - In learnpath::clear_prerequisites()', 0);
         }
-        $tbl_lp_item = Database :: get_course_table(TABLE_LP_ITEM);
+        $tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
         $lp_id = $this->get_id();
         //Cleaning prerequisites
         $sql = "UPDATE $tbl_lp_item SET prerequisite = ''
@@ -10361,7 +10361,7 @@ EOD;
 
     public function set_previous_step_as_prerequisite_for_all_items()
     {
-        $tbl_lp_item = Database :: get_course_table(TABLE_LP_ITEM);
+        $tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
         $course_id = $this->get_course_int_id();
         $lp_id = $this->get_id();