diff --git a/inc/lang/cs/lang.php b/inc/lang/cs/lang.php
index fe2f893660196391d948a422936fbf7542799995..11620f8259456787ea1849704d98c82c60621ab2 100644
--- a/inc/lang/cs/lang.php
+++ b/inc/lang/cs/lang.php
@@ -358,4 +358,3 @@ $lang['page_nonexist_rev']     = 'Stránka neexistovala na %s. Byla vytvořena d
 $lang['unable_to_parse_date']  = 'Nelze rozebrat parametr "%s".';
 $lang['email_signature_text']  = 'Tento e-mail byl automaticky vygenerován systémem DokuWiki
 @DOKUWIKIURL@';
-$lang['email_signature_html']  = ' ';
diff --git a/inc/lang/ka/lang.php b/inc/lang/ka/lang.php
index 72594efe3a8f10cd1a3a04d85ed986937f8a5c87..4ebb56a34619e23508803c4e2380cd54afdca4de 100644
--- a/inc/lang/ka/lang.php
+++ b/inc/lang/ka/lang.php
@@ -215,8 +215,6 @@ $lang['img_width']             = 'სიგანე:';
 $lang['img_height']            = 'სიმაღლე:';
 $lang['subscr_m_receive']      = 'მიღება';
 $lang['subscr_style_every']    = 'ფოსტა ყოველ ცვლილებაზე';
-$lang['subscr_style_digest']   = 'ფოსტა ყოველი გვერდის შეცვლაზე ';
-$lang['subscr_style_list']     = 'ფოსტა ყოველი გვერდის შეცვლაზე ';
 $lang['i_chooselang']          = 'ენსი არჩევა';
 $lang['i_installer']           = 'DokuWiki დამყენებელი';
 $lang['i_wikiname']            = 'Wiki სახელი';
diff --git a/inc/lang/ro/lang.php b/inc/lang/ro/lang.php
index 721785ae4f4a69a61f08703ed2f87f5d6ee559c6..b5fa379dd075e212b68f77e6fc5b30c50f382904 100644
--- a/inc/lang/ro/lang.php
+++ b/inc/lang/ro/lang.php
@@ -107,7 +107,7 @@ $lang['searchmedia_in']        = 'Caută în %s';
 $lang['txt_upload']            = 'Selectează fișierul de încărcat:';
 $lang['txt_filename']          = 'Încarcă fișierul ca (opțional):';
 $lang['txt_overwrt']           = 'Suprascrie fișierul existent';
-$lang['maxuploadsize']         = 'Incarcare maxima % per fisier.';
+$lang['maxuploadsize']         = 'Incarcare maxima %s per fisier.';
 $lang['lockedby']              = 'Momentan blocat de:';
 $lang['lockexpire']            = 'Blocarea expiră la:';
 $lang['js']['willexpire']      = 'Blocarea pentru editarea paginii expiră intr-un minut.\nPentru a preveni conflictele folosește butonul de previzualizare pentru resetarea blocării.';
diff --git a/lib/plugins/authplain/lang/es/lang.php b/lib/plugins/authplain/lang/es/lang.php
index 68a854892463e049e6caf8effc81b09303407467..b81bbb8dd80a7554a33fc540c24af644ade3844c 100644
--- a/lib/plugins/authplain/lang/es/lang.php
+++ b/lib/plugins/authplain/lang/es/lang.php
@@ -9,4 +9,4 @@
 $lang['userexists']            = 'Lo siento, ya existe un usuario con este nombre.';
 $lang['usernotexists']         = 'Lo sentimos, no existe ese usuario.';
 $lang['writefail']             = 'No es posible modificar los datos del usuario. Por favor, informa al Administrador del Wiki';
-$lang['protected']             = 'Los datos del usuario % están protegidos y no pueden ser modificados o eliminados.';
+$lang['protected']             = 'Los datos del usuario %s están protegidos y no pueden ser modificados o eliminados.';
diff --git a/lib/plugins/extension/lang/zh-tw/lang.php b/lib/plugins/extension/lang/zh-tw/lang.php
index c5b1e6dc58df836d0ddaa74fb4147d2c11a3d64d..8087778ba17ede1e6e1e60ec73bd6ae876dc991a 100644
--- a/lib/plugins/extension/lang/zh-tw/lang.php
+++ b/lib/plugins/extension/lang/zh-tw/lang.php
@@ -2,7 +2,7 @@
 
 /**
  * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
- * 
+ *
  * @author Stan <talktostan@gmail.com>
  * @author June-Hao Hou <junehao@gmail.com>
  * @author lioujheyu <lioujheyu@gmail.com>
@@ -61,7 +61,6 @@ $lang['status_template']       = '模板';
 $lang['status_bundled']        = '已綑綁內附';
 $lang['msg_enabled']           = '外掛 %s 已啟用';
 $lang['msg_disabled']          = '外掛 %s 已禁用';
-$lang['msg_delete_success']    = '附加元件已移除';
 $lang['msg_delete_failed']     = '解除安裝 %s 失敗';
 $lang['msg_template_install_success'] = '模板 %s 以成功安裝';
 $lang['msg_template_update_success'] = '模板 %s 以成功更新';
diff --git a/lib/plugins/extension/lang/zh/lang.php b/lib/plugins/extension/lang/zh/lang.php
index 0e27e89a3cfc195d855c586b60d2f10084d9c5f1..c603a87d9e59cf7413a972dc27bc8a7b01874499 100644
--- a/lib/plugins/extension/lang/zh/lang.php
+++ b/lib/plugins/extension/lang/zh/lang.php
@@ -70,7 +70,6 @@ $lang['status_template']       = '模板';
 $lang['status_bundled']        = '内建';
 $lang['msg_enabled']           = '插件 %s 已启用';
 $lang['msg_disabled']          = '插件 %s 已禁用';
-$lang['msg_delete_success']    = '插件已经卸载';
 $lang['msg_delete_failed']     = '卸载扩展 %s 失败';
 $lang['msg_template_install_success'] = '模板 %s 安装成功';
 $lang['msg_template_update_success'] = '模板 %s 更新成功';