diff --git a/w2g2/appinfo/app.php b/w2g2/appinfo/app.php
index bd69454..9725378 100644
--- a/w2g2/appinfo/app.php
+++ b/w2g2/appinfo/app.php
@@ -2,39 +2,7 @@
 
 namespace OCA\w2g2;
 
-use OCA\w2g2\Notification\Notifier;
+use \OCA\w2g2\AppInfo\Application;
 
-
-class App {
-    const name = 'w2g2';
-    const table = 'locks_w2g2';
-
-    public static function launch()
-    {
-        if ( ! \OC::$server->getUserSession()->getUser()) {
-            return;
-        }
-
-        \OCP\Util::addScript(self::name, 'w2g2');
-
-        \OCP\Util::addStyle(self::name, 'styles');
-    }
-}
-
-if (\OC::$server->getAppManager()->isEnabledForUser(App::name)) {
-    App::launch();
-
-    $notificationManager = \OC::$server->getNotificationManager();
-    $notificationManager->registerNotifier(
-        function() {
-            $Application = new \OCP\AppFramework\App('w2g2');
-
-            return $Application->getContainer()->query(Notifier::class);
-        },
-        function () {
-            $l = \OC::$server->getL10N('w2g2');
-
-            return ['id' => 'w2g2', 'name' => $l->t('w2g2')];
-        }
-    );
-}
+$app = new Application();
+$app->boot();
diff --git a/w2g2/appinfo/database.xml b/w2g2/appinfo/database.xml
index ef2eeca..d6ba427 100644
--- a/w2g2/appinfo/database.xml
+++ b/w2g2/appinfo/database.xml
@@ -31,8 +31,7 @@
             <field>
                 <name>created</name>
                 <type>timestamp</type>
-                <default>CURRENT_TIMESTAMP</default>
             </field>
         </declaration>
     </table>
-</database>
\ No newline at end of file
+</database>
diff --git a/w2g2/appinfo/info.xml b/w2g2/appinfo/info.xml
index aabe1e7..747767e 100644
--- a/w2g2/appinfo/info.xml
+++ b/w2g2/appinfo/info.xml
@@ -14,7 +14,7 @@
 	</description>
 	<licence>AGPL</licence>
 	<author>Ionut Orzu</author>
-	<version>2.2.6</version>
+	<version>2.2.7</version>
 	<category>social</category>
 	<category>files</category>
 
diff --git a/w2g2/js/w2g2.js b/w2g2/js/w2g2.js
index e7145e1..f0ce62a 100644
--- a/w2g2/js/w2g2.js
+++ b/w2g2/js/w2g2.js
@@ -8,7 +8,6 @@
     var checkStateUrl = OC.generateUrl('/apps/w2g2/lock');
     var directoryLockUrl = OC.generateUrl('/apps/w2g2/directory-lock');
     var colorUrl = OC.generateUrl('/apps/w2g2/color');
-    var lockstate = t('w2g2', 'Locked');
 
     $(document).ready(function () {
         getBackgroundColor();
diff --git a/w2g2/lib/AppInfo/Application.php b/w2g2/lib/AppInfo/Application.php
new file mode 100644
index 0000000..1abaaad
--- /dev/null
+++ b/w2g2/lib/AppInfo/Application.php
@@ -0,0 +1,52 @@
+<?php
+
+namespace OCA\w2g2\AppInfo;
+
+use OCP\AppFramework\App;
+use OCA\w2g2\Notification\Notifier;
+
+class Application extends App
+{
+    const name = 'w2g2';
+
+    public function __construct()
+    {
+        parent::__construct(self::name);
+    }
+
+    public function boot()
+    {
+        if ( ! \OC::$server->getAppManager()->isEnabledForUser(self::name)) {
+            return;
+        }
+
+        $this->registerHooks();
+        $this->registerScripts();
+    }
+
+    public function registerHooks()
+    {
+        $notificationManager = \OC::$server->getNotificationManager();
+        $notificationManager->registerNotifier(
+            function() {
+                $Application = new \OCP\AppFramework\App('w2g2');
+
+                return $Application->getContainer()->query(Notifier::class);
+            },
+            function () {
+                $l = \OC::$server->getL10N('w2g2');
+
+                return ['id' => 'w2g2', 'name' => $l->t('w2g2')];
+            }
+        );
+    }
+
+    public function registerScripts()
+    {
+        $eventDispatcher = \OC::$server->getEventDispatcher();
+        $eventDispatcher->addListener('OCA\Files::loadAdditionalScripts', function() {
+            script(self::name, 'w2g2');
+            style(self::name, 'styles');
+        });
+    }
+}
diff --git a/w2g2/lib/Db/AdminMapper.php b/w2g2/lib/Db/AdminMapper.php
index 5362f4a..0de1a01 100644
--- a/w2g2/lib/Db/AdminMapper.php
+++ b/w2g2/lib/Db/AdminMapper.php
@@ -40,7 +40,14 @@ public function getLocks()
                 }
             } else if ($fileIndex === 0) {
                 $filePath = substr($lockedFiles[$i]['path'], strlen('files/'));
-                $lockedFiles[$i]['path'] = $lockedFiles[$i]['locked_by'] . '/' . $filePath;
+
+                $path = $lockedFiles[$i]['locked_by'] . '/' . $filePath;
+
+                if ($lockedFiles[$i]['created']) {
+                    $path .= ' --- Created: ' . $lockedFiles[$i]['created'];
+                }
+
+                $lockedFiles[$i]['path'] = $path;
             }
         }
 
diff --git a/w2g2/lib/Db/LockMapper.php b/w2g2/lib/Db/LockMapper.php
index 14031f7..b6a2778 100644
--- a/w2g2/lib/Db/LockMapper.php
+++ b/w2g2/lib/Db/LockMapper.php
@@ -13,7 +13,7 @@ public function __construct(IDbConnection $db)
 
     public function all()
     {
-        $query = "SELECT f.path, f.fileid, l.locked_by FROM " . $this->tableName . " AS l JOIN *PREFIX*" . 'filecache' . " as f ON l.file_id = f.fileid";
+        $query = "SELECT f.path, f.fileid, l.locked_by, l.created FROM " . $this->tableName . " AS l JOIN *PREFIX*" . 'filecache' . " as f ON l.file_id = f.fileid";
 
         return $this->db->executeQuery($query)
             ->fetchAll();
@@ -35,9 +35,13 @@ public function findAll()
 
     public function store(Lock $lock)
     {
-        $sql = 'INSERT INTO ' . $this->tableName . ' (file_id, locked_by) VALUES (?, ?)';
+        $sql = 'INSERT INTO ' . $this->tableName . ' (file_id, locked_by, created) VALUES (?, ?, ?)';
 
-        $this->db->executeQuery($sql, [$lock->getFileId(), $lock->getLockedBy()]);
+        $this->db->executeQuery($sql, [
+            $lock->getFileId(),
+            $lock->getLockedBy(),
+            date('Y-m-s H:i:s')
+        ]);
     }
 
     public function deleteOne(Lock $lock)
diff --git a/w2g2/lib/File.php b/w2g2/lib/File.php
index b5874d4..36a6642 100644
--- a/w2g2/lib/File.php
+++ b/w2g2/lib/File.php
@@ -70,7 +70,13 @@ public function isGroupFolder()
 
     public function getParentId()
     {
-        return ($this->getCompleteData())['parent'];
+        $data = $this->getCompleteData();
+
+        if ( ! $data) {
+            return null;
+        }
+
+        return $data['parent'];
     }
 
     public function getCompleteData()
diff --git a/w2g2/templates/admin.php b/w2g2/templates/admin.php
index f6bbd42..65529e2 100644
--- a/w2g2/templates/admin.php
+++ b/w2g2/templates/admin.php
@@ -64,42 +64,42 @@ class="color"
         <br>
 
         <?php
-            if (count($_['lockedFiles']) > 0) {
-        ?>
+        if (count($_['lockedFiles']) > 0) {
+            ?>
 
-        <div id="lockfield">
-            <label for="select_lock"> <?php p($l->t("Locked files")) ?>: </label>
+            <div id="lockfield">
+                <label for="select_lock"> <?php p($l->t("Locked files")) ?>: </label>
 
-            <br>
+                <br>
 
-            <select size="6"
-                    style="height:100px; min-width: 400px;"
-                    id="select_lock">'
+                <select size="6"
+                        style="height:100px; min-width: 400px;"
+                        id="select_lock">'
 
-                <?php for ($i = 0; $i < count($_['lockedFiles']); $i++) { ?>
-                    <option value="<?php p($_['lockedFiles'][$i]['fileid']) ?>">
-                        <?php p(rtrim($_['lockedFiles'][$i]['path'], '/')) ?>
-                    </option>
-                <?php } ?>
-            </select>
+                    <?php for ($i = 0; $i < count($_['lockedFiles']); $i++) { ?>
+                        <option value="<?php p($_['lockedFiles'][$i]['fileid']) ?>">
+                            <?php p(rtrim($_['lockedFiles'][$i]['path'], '/')) ?>
+                        </option>
+                    <?php } ?>
+                </select>
 
-            <br>
+                <br>
 
-            <input id="clearthis"
-                   type="submit"
-                   value="<?php p($l->t("Unlock this file")) ?>"
-                   name=clearthis">
+                <input id="clearthis"
+                       type="submit"
+                       value="<?php p($l->t("Unlock this file")) ?>"
+                       name=clearthis">
 
-            <input id="clearall"
-                   type="submit"
-                   value="<?php p($l->t("Unlock all files")) ?>"
-                   name=clearall">
-        </div>
+                <input id="clearall"
+                       type="submit"
+                       value="<?php p($l->t("Unlock all files")) ?>"
+                       name=clearall">
+            </div>
 
-        <?php
-            } else {
-                p($l->t("There are no locked files at the moment"));
-            }
+            <?php
+        } else {
+            p($l->t("There are no locked files at the moment"));
+        }
         ?>
 
         <br>
@@ -121,11 +121,11 @@ class="color"
                     <input id="rule_username"
                            type="radio"
                            name="suffix"
-                           <?php
-                                if ($_['lockingByUsername']) {
-                                    p('checked');
-                                }
-                            ?>
+                        <?php
+                        if ($_['lockingByUsername']) {
+                            p('checked');
+                        }
+                        ?>
                     >
 
                     <label for="rule_username">
@@ -141,13 +141,13 @@ class="color"
 
                 <p>
                     <input id="rule_displayname"
-                           type="radio" 
+                           type="radio"
                            name="suffix"
-                           <?php
-                                if ($_['lockingByDisplayName']) {
-                                    p('checked');
-                                }
-                           ?>
+                        <?php
+                        if ($_['lockingByDisplayName']) {
+                            p('checked');
+                        }
+                        ?>
                     >
 
                     <label for="rule_displayname">
@@ -179,9 +179,9 @@ class="color"
                     <input id="directory_locking_all"
                            type="radio"
                            name="directory_locking"
-                           <?php if ($_['directoryLockingAll']) {
-                               p('checked');
-                           } ?>
+                        <?php if ($_['directoryLockingAll']) {
+                            p('checked');
+                        } ?>
                     >
 
                     <label for="directory_locking_all">
@@ -193,9 +193,9 @@ class="color"
                     <input id="directory_locking_files"
                            type="radio"
                            name="directory_locking"
-                           <?php if ($_['directoryLockingFiles']) {
-                               p('checked');
-                           } ?>
+                        <?php if ($_['directoryLockingFiles']) {
+                            p('checked');
+                        } ?>
                     >
 
                     <label for="directory_locking_files">
@@ -207,9 +207,9 @@ class="color"
                     <input id="directory_locking_none"
                            type="radio"
                            name="directory_locking"
-                           <?php if ($_['directoryLockingNone']) {
-                               p('checked');
-                           } ?>
+                        <?php if ($_['directoryLockingNone']) {
+                            p('checked');
+                        } ?>
                     >
 
                     <label for="directory_locking_none">