diff --git a/nexus/Imdb/Imdb.php b/nexus/Imdb/Imdb.php
index beafbea0..3899bcde 100644
--- a/nexus/Imdb/Imdb.php
+++ b/nexus/Imdb/Imdb.php
@@ -212,7 +212,7 @@ class Imdb
             $autodata .= rtrim(trim($temp), ",");
         }
         elseif ($creator)
-            $autodata .= "<strong><font color=\"DarkRed\">".$lang_details['text_creator']."</font></strong>".$creator;
+            $autodata .= "<strong><font color=\"DarkRed\">".$lang_details['text_creator']."</font></strong>".implode(", ", array_column($creator, 'name'));
 
         $autodata .= "<br />\n<strong><font color=\"DarkRed\">".$lang_details['text_written_by']."</font></strong>";
         $temp = "";
diff --git a/public/messages.php b/public/messages.php
index 5adc6fa7..ddee3bd2 100644
--- a/public/messages.php
+++ b/public/messages.php
@@ -289,8 +289,8 @@ stdfoot();
 }
 if ($action == "moveordel")
 {
-$pm_id = (int) $_POST['id'] ?? 0;
-$pm_box = (int) $_POST['box'];
+$pm_id = intval($_POST['id'] ?? 0);
+$pm_box = intval($_POST['box'] ?? 0);
 $pm_messages = $_POST['messages'];
 if ($_POST['markread'])
 {
diff --git a/public/usercp.php b/public/usercp.php
index 1fa6e008..0011988c 100644
--- a/public/usercp.php
+++ b/public/usercp.php
@@ -225,7 +225,7 @@ tr($lang_usercp['row_school'], "<select name=school>$schools</select>", 1);
   <option value='$CURUSER[avatar]'>".$lang_usercp['select_choose_avatar']."</option>
   <option value='" . get_protocol_prefix() . $BASEURL . "/pic/default_avatar.png'>".$lang_usercp['select_nothing']."</option>
   $text
-  </select><input type=text name=avatar style=\"width: 400px\" value=\"" . htmlspecialchars($CURUSER["avatar"]) .
+  </select><input type=text name=avatar style=\"width: 400px\" value=\"" . htmlspecialchars($CURUSER["avatar"] ?? '') .
   "\"><br />\n".$lang_usercp['text_avatar_note'].($enablebitbucket_main == 'yes' ? $lang_usercp['text_bitbucket_note'] : ""),1);
   tr($lang_usercp['row_info'], "<textarea name=\"info\" style=\"width:700px\" rows=\"10\" >" . htmlspecialchars($CURUSER["info"]) . "</textarea><br />".$lang_usercp['text_info_note'], 1);
   submit();