bug fix

app/views/layout.phtml

@@ -5,7 +5,7 @@
   <script src="/pub/scripts/pdf.min.js"></script>
   <script src="https://cdnjs.cloudflare.com/ajax/libs/mobile-detect/1.4.4/mobile-detect.min.js"></script>
   <script src="/pub/scripts/klanviewer.js?ver=34"></script>
-  <link rel="stylesheet" type="text/css" href="/pub/css/an.css?ver=209">
+  <link rel="stylesheet" type="text/css" href="/pub/css/an.css?ver=210">
   <link rel="icon" type="image/ico" href="https://argumenti.ru/favicon.ico">
   <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <link rel="stylesheet" href="/pub/fontawesome/css/all.css">
@@ -66,9 +66,9 @@ _tmr.push({id: "1069168", type: "pageView", start: (new Date()).getTime()});
     <li class="header-div<?if ($type == 'mybooks'):?> mob-hidden<?endif?>">
         <a href="<?=SITE?>mybooks">Моя библиотека</a>
     </li>
-    <?if ($author !== ''):?>
+    <?if (isset($author) and $author !== ''):?>
         <li class="header-div">
-            <?=$author?>
+           <?=$author?>
         </li>
     <?endif?>
     <?if ($title !== '' and $title !== 'Моя библиотека'):?>