Hotfix disable link when there's no log

Author: EncryptEx

src/public/view.php

@@ -210,7 +210,11 @@
                         <tr>
                             <td><?php echo  htmlentities(date("d/m/Y H:i:s", $data['timestamp']));?></td>
                             <td><?php echo htmlentities($data['extraData']);?></td>
-                            <td><a href="logview.php?t=<?php echo htmlentities($trigger['stringUrl']);?>&f=<?php echo htmlentities($data['logFilename'])."&d=".$data['timestamp'];?>">Log available</a></td>
+                            <td>
+                            <?php if ($data['logFilename'] != NULL): ?>
+                                <a href="logview.php?t=<?php echo htmlentities($trigger['stringUrl']);?>&f=<?php echo htmlentities($data['logFilename'])."&d=".$data['timestamp'];?>">Log available</a>
+                            <?php endif; ?>
+                            </td>
                         </tr>
                     <?php endforeach; ?>
                     </tbody>