diff --git a/library/ajax/change_tor_status.php b/library/ajax/change_tor_status.php
index 2a9e9d3de..48ce9d7a7 100644
--- a/library/ajax/change_tor_status.php
+++ b/library/ajax/change_tor_status.php
@@ -68,7 +68,7 @@ switch ($mode) {
             if (!IS_ADMIN) {
                 $this->verify_mod_rights($tor['forum_id']);
             }
-            DB()->query("UPDATE " . BB_TOPICS . " SET topic_status = " . TOPIC_UNLOCKED . " WHERE topic_id = {$tor['topic_id']}");
+            DB()->query("UPDATE " . BB_TOPICS . " SET topic_status = " . TOPIC_UNLOCKED . " WHERE topic_id = {$tor['topic_id']} LIMIT 1");
         } else {
             $this->verify_mod_rights($tor['forum_id']);
         }
diff --git a/library/ajax/posts.php b/library/ajax/posts.php
index 15612e9c4..b48f5d51d 100644
--- a/library/ajax/posts.php
+++ b/library/ajax/posts.php
@@ -110,7 +110,7 @@ switch ($this->request['type']) {
         $message = htmlCHR($message, false, ENT_NOQUOTES);
 
         $this->response['message_html'] = bbcode2html($message);
-        $this->response['res_id'] = @$this->request['res_id'];
+        $this->response['res_id'] = $this->request['res_id'];
         break;
 
     case 'edit':
diff --git a/library/ajax/topic_tpl.php b/library/ajax/topic_tpl.php
index d923345d3..3b0649130 100644
--- a/library/ajax/topic_tpl.php
+++ b/library/ajax/topic_tpl.php
@@ -128,7 +128,7 @@ switch ($mode) {
             $this->ajax_die($msg);
         }
         $sql = "UPDATE " . BB_TOPIC_TPL . " SET " . DB()->build_array('UPDATE', $sql_args) . " WHERE tpl_id = $tpl_id";
-        if (!@DB()->query($sql)) {
+        if (!DB()->query($sql)) {
             $sql_error = DB()->sql_error();
         }
         $this->response['tpl_id'] = $tpl_id;
@@ -140,7 +140,7 @@ switch ($mode) {
     // создание нового шаблона
     case 'new':
         $sql = "INSERT INTO " . BB_TOPIC_TPL . DB()->build_array('INSERT', $sql_args);
-        if (!@DB()->query($sql)) {
+        if (!DB()->query($sql)) {
             $sql_error = DB()->sql_error();
         }
         break;
@@ -154,7 +154,7 @@ switch ($mode) {
             $this->ajax_die("нет такого форума [id: $forum_id]");
         }
         $sql = "DELETE FROM " . BB_TOPIC_TPL . " WHERE tpl_id = $tpl_id LIMIT 1";
-        if (!@DB()->query($sql)) {
+        if (!DB()->query($sql)) {
             $sql_error = DB()->sql_error();
         }
         DB()->query("UPDATE " . BB_FORUMS . " SET forum_tpl_id = 0 WHERE forum_id = $forum_id LIMIT 1");
diff --git a/library/ajax/view_post.php b/library/ajax/view_post.php
index 496a26252..163d15b83 100644
--- a/library/ajax/view_post.php
+++ b/library/ajax/view_post.php
@@ -13,10 +13,10 @@ if (!defined('IN_AJAX')) {
 
 global $user, $lang;
 
-$post_id = (int)@$this->request['post_id'];
-$topic_id = (int)@$this->request['topic_id'];
+$post_id = isset($this->request['post_id']) ? (int)$this->request['post_id'] : null;
+$topic_id = (int)$this->request['topic_id'];
 
-if (!$post_id) {
+if (is_null($post_id)) {
     $post_id = DB()->fetch_row("SELECT topic_first_post_id FROM " . BB_TOPICS . " WHERE topic_id = $topic_id", 'topic_first_post_id');
 }
 
diff --git a/src/Legacy/Post.php b/src/Legacy/Post.php
index 4f2725c78..98bda572b 100644
--- a/src/Legacy/Post.php
+++ b/src/Legacy/Post.php
@@ -172,7 +172,7 @@ class Post
         if ($update_post_time && $mode == 'editpost' && $post_data['last_post'] && !$post_data['first_post']) {
             $edited_sql .= ", post_time = $current_time ";
             //lpt
-            DB()->sql_query("UPDATE " . BB_TOPICS . " SET topic_last_post_time = $current_time WHERE topic_id = $topic_id");
+            DB()->sql_query("UPDATE " . BB_TOPICS . " SET topic_last_post_time = $current_time WHERE topic_id = $topic_id LIMIT 1");
         }
 
         $sql = ($mode != "editpost") ? "INSERT INTO " . BB_POSTS . " (topic_id, forum_id, poster_id, post_username, post_time, poster_ip, poster_rg_id, attach_rg_sig) VALUES ($topic_id, $forum_id, " . $userdata['user_id'] . ", '$post_username', $current_time, '" . USER_IP . "', $poster_rg_id, $attach_rg_sig)" : "UPDATE " . BB_POSTS . " SET post_username = '$post_username'" . $edited_sql . ", poster_rg_id = $poster_rg_id, attach_rg_sig = $attach_rg_sig WHERE post_id = $post_id";
diff --git a/styles/templates/default/index.tpl b/styles/templates/default/index.tpl
index 090a27a26..58f4f0872 100644
--- a/styles/templates/default/index.tpl
+++ b/styles/templates/default/index.tpl
@@ -1,7 +1,7 @@
 <!-- IF TORHELP_TOPICS -->
 	<!-- INCLUDE torhelp.tpl -->
 	<div class="spacer_6"></div>
-<!-- ENDIF -->
+<!-- ENDIF / TORHELP_TOPICS -->
 
 <div id="forums_list_wrap">
 
@@ -41,7 +41,7 @@
 	</tr>
 	</table>
 </div><!--/search-my-posts-->
-<!-- ENDIF -->
+<!-- ENDIF / LOGGED_IN -->
 
 <img width="540" class="spacer" src="{SPACER}" alt="" />
 
diff --git a/styles/templates/default/tpl_config.php b/styles/templates/default/tpl_config.php
index 2df77c957..5ec08fead 100644
--- a/styles/templates/default/tpl_config.php
+++ b/styles/templates/default/tpl_config.php
@@ -150,7 +150,6 @@ if (!empty($page_cfg['load_tpl_vars']) and $vars = array_flip($page_cfg['load_tp
 
             'EMAIL_URL' => BB_ROOT . 'profile.php?mode=email&amp;u=',
             'FORUM_URL' => BB_ROOT . FORUM_URL,
-            'ICQ_URL' => 'http://www.icq.com/people/',
             'PM_URL' => BB_ROOT . PM_URL,
             'PROFILE_URL' => BB_ROOT . PROFILE_URL
         ]);
diff --git a/viewforum.php b/viewforum.php
index 19bd53d4c..7dc2be57a 100644
--- a/viewforum.php
+++ b/viewforum.php
@@ -143,6 +143,7 @@ if (!$forum_data['forum_parent'] && isset($forums['f'][$forum_id]['subforums'])
 		WHERE f.forum_parent = $forum_id
 			$only_new_sql
 			$ignore_forum_sql
+		GROUP BY f.forum_id
 		ORDER BY f.forum_order
 	";
 
@@ -181,6 +182,7 @@ if (!$forum_data['forum_parent'] && isset($forums['f'][$forum_id]['subforums'])
         $template->assign_block_vars('f', [
             'FORUM_FOLDER_IMG' => $folder_image,
 
+            'FORUM_ID' => $sf_forum_id,
             'FORUM_NAME' => $fname_html,
             'FORUM_DESC' => $forums['f'][$sf_forum_id]['forum_desc'],
             'U_VIEWFORUM' => FORUM_URL . $sf_forum_id,