diff --git a/module/tree/model.php b/module/tree/model.php
index 244e379a0f..9a8e822e29 100644
--- a/module/tree/model.php
+++ b/module/tree/model.php
@@ -1401,19 +1401,6 @@ class treeModel extends model
         return html::a(helper::createLink('traincourse', 'practicebrowse', "moduleID={$module->id}"), $module->name, '_self', "id='module{$module->id}' title='{$module->name}'");
     }
 
-    /**
-     * Create link of practice.
-     *
-     * @param  string $type
-     * @param  object $module
-     * @access public
-     * @return string
-     */
-    public function createPracticeLink(string $type, object $module): string
-    {
-        return html::a(helper::createLink('traincourse', 'practicebrowse', "moduleID={$module->id}"), $module->name, '_self', "id='module{$module->id}' title='{$module->name}'");
-    }
-
     /**
      * 生成培训技能的链接。
      * Create link of trainskill.