Fix: Bypass AccessControl behavior in installer

protected/humhub/components/behaviors/AccessControl.php

@@ -86,6 +86,11 @@ class AccessControl extends \yii\base\ActionFilter
      */
     public function beforeAction($action)
     {
+        // Bypass when not installed for installer
+        if (empty(Yii::$app->params['installed']) && Yii::$app->controller->module != null && Yii::$app->controller->module->id == 'installer') {
+            return true;
+        }
+
         $identity = Yii::$app->user->getIdentity();
 
         if ($identity != null && !$identity->isActive()) {

protected/humhub/docs/CHANGELOG.md

@@ -15,6 +15,7 @@ HumHub Change Log
 - Enh: Automatically set space default visibility in `Content::setContainer()`
 - Fix: Fixed ContentContainerSettingManager caching issue if space/user id are equal
 - Enh: Use of select2 dropdown for time zone selections
+- Fix: Bypass AccessControl behavior in installer
 
 1.2.1 (June 17, 2017)
 - Fix: Invite error in french language