diff --git a/module/admin/control.php b/module/admin/control.php
index 30ccbb0340..85387184bc 100755
--- a/module/admin/control.php
+++ b/module/admin/control.php
@@ -205,23 +205,6 @@ class admin extends control
         $this->display();
     }
 
-    /**
-     * Check all tables.
-     *
-     * @access public
-     * @return void
-     */
-    public function checkDB()
-    {
-        $tables = $this->dbh->query("show full tables where Table_Type != 'VIEW'")->fetchAll(PDO::FETCH_ASSOC);
-        foreach($tables as $table)
-        {
-            $tableName = current($table);
-            $result = $this->dbh->query("REPAIR TABLE $tableName")->fetch();
-            echo "Repairing TABLE: " . $result->Table . (defined('IN_SHELL') ? "\t" : "&nbsp;&nbsp;&nbsp;&nbsp;") . $result->Msg_type . ":" . $result->Msg_text . (defined('IN_SHELL') ? "\n" : "<br />\n");
-        }
-    }
-
     /**
      * Account safe.
      *
diff --git a/module/admin/lang/de.php b/module/admin/lang/de.php
index 460253037a..c4a89a2938 100755
--- a/module/admin/lang/de.php
+++ b/module/admin/lang/de.php
@@ -10,7 +10,6 @@
  * @link        http://www.zentao.net
  */
 $lang->admin->index           = 'Admin Home';
-$lang->admin->checkDB         = 'Datenbank prüfen';
 $lang->admin->safeIndex       = 'Sicherheit';
 $lang->admin->checkWeak       = 'Schwache Passwörter prüfen';
 $lang->admin->certifyMobile   = 'Prüfen Sie die Mobilnummer';
diff --git a/module/admin/lang/en.php b/module/admin/lang/en.php
index 2122516210..62ee508883 100755
--- a/module/admin/lang/en.php
+++ b/module/admin/lang/en.php
@@ -10,7 +10,6 @@
  * @link        http://www.zentao.net
  */
 $lang->admin->index           = 'Admin Home';
-$lang->admin->checkDB         = 'Check Database';
 $lang->admin->safeIndex       = 'Security';
 $lang->admin->checkWeak       = 'Check Weak Password';
 $lang->admin->certifyMobile   = 'Verify your cellphone';
diff --git a/module/admin/lang/fr.php b/module/admin/lang/fr.php
index c4734a07c7..7a6b1b027e 100755
--- a/module/admin/lang/fr.php
+++ b/module/admin/lang/fr.php
@@ -10,7 +10,6 @@
  * @link        http://www.zentao.net
  */
 $lang->admin->index           = 'Admin Home';
-$lang->admin->checkDB         = 'Check Database';
 $lang->admin->safeIndex       = 'Sécurité';
 $lang->admin->checkWeak       = 'Contrôle niveau de sécurité des mots de passe';
 $lang->admin->certifyMobile   = 'Vérifier votre smartphone';
diff --git a/module/admin/lang/zh-cn.php b/module/admin/lang/zh-cn.php
index 138170253a..6c86b8bc9f 100755
--- a/module/admin/lang/zh-cn.php
+++ b/module/admin/lang/zh-cn.php
@@ -10,7 +10,6 @@
  * @link        http://www.zentao.net
  */
 $lang->admin->index           = '后台管理首页';
-$lang->admin->checkDB         = '检查数据库';
 $lang->admin->safeIndex       = '安全';
 $lang->admin->checkWeak       = '弱口令检查';
 $lang->admin->certifyMobile   = '认证手机';
diff --git a/module/group/lang/resource.php b/module/group/lang/resource.php
index bf684f37dc..7943613ea6 100644
--- a/module/group/lang/resource.php
+++ b/module/group/lang/resource.php
@@ -1826,7 +1826,6 @@ $lang->search->methodOrder[35] = 'buildIndex';
 /* Admin. */
 $lang->resource->admin = new stdclass();
 $lang->resource->admin->index           = 'index';
-$lang->resource->admin->checkDB         = 'checkDB';
 $lang->resource->admin->safe            = 'safeIndex';
 $lang->resource->admin->checkWeak       = 'checkWeak';
 $lang->resource->admin->register        = 'register';
@@ -1835,7 +1834,6 @@ $lang->resource->admin->resetPWDSetting = 'resetPWDSetting';
 $lang->resource->admin->tableEngine     = 'tableEngine';
 
 $lang->admin->methodOrder[0]  = 'index';
-$lang->admin->methodOrder[5]  = 'checkDB';
 $lang->admin->methodOrder[10] = 'safeIndex';
 $lang->admin->methodOrder[15] = 'checkWeak';
 $lang->admin->methodOrder[25] = 'register';