diff --git a/php/database/update_020700.php b/php/database/update_020700.php
index eed5fd7..5575d46 100644
--- a/php/database/update_020700.php
+++ b/php/database/update_020700.php
@@ -5,8 +5,7 @@
  */
 
 use Lychee\Modules\Database;
-
-if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
+use Lychee\Modules\Response;
 
 // Add medium to photos
 $query  = Database::prepare($connection, "SELECT `medium` FROM `?` LIMIT 1", array(LYCHEE_TABLE_PHOTOS));
@@ -17,7 +16,7 @@ if ($result===false) {
 	$query  = Database::prepare($connection, "ALTER TABLE `?` ADD `medium` TINYINT(1) NOT NULL DEFAULT 0", array(LYCHEE_TABLE_PHOTOS));
 	$result = Database::execute($connection, $query, 'update_020700', __LINE__);
 
-	if ($result===false) return false;
+	if ($result===false) Response::error('Could not add medium-field to database!');
 
 }
 
@@ -27,11 +26,12 @@ if (is_dir(LYCHEE_UPLOADS_MEDIUM)===false) {
 	// Only create the folder when it is missing
 	if (@mkdir(LYCHEE_UPLOADS_MEDIUM)===false) {
 		Log::error($connection, 'update_020700', __LINE__, 'Could not create medium-folder');
+		Response::error('Could not create medium-folder!');
 	}
 
 }
 
 // Set version
-if (Database::setVersion($connection, '020700')===false) return false;
+if (Database::setVersion($connection, '020700')===false) Response::error('Could not update version of database!');
 
 ?>
\ No newline at end of file
diff --git a/php/database/update_030000.php b/php/database/update_030000.php
index 3557be3..1832627 100644
--- a/php/database/update_030000.php
+++ b/php/database/update_030000.php
@@ -5,29 +5,28 @@
  */
 
 use Lychee\Modules\Database;
-
-if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
+use Lychee\Modules\Response;
 
 // Remove login
 // Login now saved as crypt without md5. Legacy code has been removed.
 $query  = Database::prepare($connection, "UPDATE `?` SET `value` = '' WHERE `key` = 'username' LIMIT 1", array(LYCHEE_TABLE_SETTINGS));
 $result = Database::execute($connection, $query, 'update_030000', __LINE__);
 
-if ($result===false) return false;
+if ($result===false) Response::error('Could not reset username in database!');
 
 $query  = Database::prepare($connection, "UPDATE `?` SET `value` = '' WHERE `key` = 'password' LIMIT 1", array(LYCHEE_TABLE_SETTINGS));
 $result = Database::execute($connection, $query, 'update_030000', __LINE__);
 
-if ($result===false) return false;
+if ($result===false) Response::error('Could not reset password in database!');
 
 // Make public albums private and reset password
 // Password now saved as crypt without md5. Legacy code has been removed.
 $query  = Database::prepare($connection, "UPDATE `?` SET `public` = 0, `password` = NULL", array(LYCHEE_TABLE_ALBUMS));
 $result = Database::execute($connection, $query, 'update_030000', __LINE__);
 
-if ($result===false) return false;
+if ($result===false) Response::error('Could not reset publicity of photos in database!');
 
 // Set version
-if (Database::setVersion($connection, '030000')===false) return false;
+if (Database::setVersion($connection, '030000')===false) Response::error('Could not update version of database!');
 
 ?>
\ No newline at end of file
diff --git a/php/database/update_030001.php b/php/database/update_030001.php
index 9193fef..b3a0e25 100644
--- a/php/database/update_030001.php
+++ b/php/database/update_030001.php
@@ -5,33 +5,32 @@
  */
 
 use Lychee\Modules\Database;
-
-if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
+use Lychee\Modules\Response;
 
 // Change length of photo title
 $query  = Database::prepare($connection, "ALTER TABLE `?` CHANGE `title` `title` VARCHAR( 100 ) NOT NULL DEFAULT ''", array(LYCHEE_TABLE_PHOTOS));
 $result = Database::execute($connection, $query, 'update_030001', __LINE__);
 
-if ($result===false) return false;
+if ($result===false) Response::error('Could not change length of photo title in database!');
 
 // Change length of album title
 $query  = Database::prepare($connection, "ALTER TABLE `?` CHANGE `title` `title` VARCHAR( 100 ) NOT NULL DEFAULT ''", array(LYCHEE_TABLE_ALBUMS));
 $result = Database::execute($connection, $query, 'update_030001', __LINE__);
 
-if ($result===false) return false;
+if ($result===false) Response::error('Could not change length of album title in database!');
 
 // Add album sorting to settings
 $query  = Database::prepare($connection, "SELECT `key` FROM `?` WHERE `key` = 'sortingAlbums' LIMIT 1", array(LYCHEE_TABLE_SETTINGS));
 $result = Database::execute($connection, $query, 'update_030001', __LINE__);
 
-if ($result===false) return false;
+if ($result===false) Response::error('Could not get current album sorting from database!');
 
 if ($result->num_rows===0) {
 
 	$query  = Database::prepare($connection, "INSERT INTO `?` (`key`, `value`) VALUES ('sortingAlbums', 'ORDER BY id DESC')", array(LYCHEE_TABLE_SETTINGS));
 	$result = Database::execute($connection, $query, 'update_030001', __LINE__);
 
-	if ($result===false) return false;
+	if ($result===false) Response::error('Could not add album sorting to database!');
 
 }
 
@@ -39,13 +38,13 @@ if ($result->num_rows===0) {
 $query  = Database::prepare($connection, "UPDATE ? SET `key` = 'sortingPhotos' WHERE `key` = 'sorting' LIMIT 1", array(LYCHEE_TABLE_SETTINGS));
 $result = Database::execute($connection, $query, 'update_030001', __LINE__);
 
-if ($result===false) return false;
+if ($result===false) Response::error('Could not rename photo sorting row in database!');
 
 // Add identifier to settings
 $query  = Database::prepare($connection, "SELECT `key` FROM `?` WHERE `key` = 'identifier' LIMIT 1", array(LYCHEE_TABLE_SETTINGS));
 $result = Database::execute($connection, $query, 'update_030001', __LINE__);
 
-if ($result===false) return false;
+if ($result===false) Response::error('Could not get current identifier from database!');
 
 if ($result->num_rows===0) {
 
@@ -53,11 +52,11 @@ if ($result->num_rows===0) {
 	$query      = Database::prepare($connection, "INSERT INTO `?` (`key`, `value`) VALUES ('identifier', '?')", array(LYCHEE_TABLE_SETTINGS, $identifier));
 	$result     = Database::execute($connection, $query, 'update_030001', __LINE__);
 
-	if ($result===false) return false;
+	if ($result===false) Response::error('Could not add identifier to database!');
 
 }
 
 // Set version
-if (Database::setVersion($connection, '030001')===false) return false;
+if (Database::setVersion($connection, '030001')===false) Response::error('Could not update version of database!');
 
 ?>
\ No newline at end of file
diff --git a/php/database/update_030003.php b/php/database/update_030003.php
index 95876d1..4e73862 100644
--- a/php/database/update_030003.php
+++ b/php/database/update_030003.php
@@ -5,25 +5,24 @@
  */
 
 use Lychee\Modules\Database;
-
-if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
+use Lychee\Modules\Response;
 
 // Add skipDuplicates to settings
 $query  = Database::prepare($connection, "SELECT `key` FROM `?` WHERE `key` = 'skipDuplicates' LIMIT 1", array(LYCHEE_TABLE_SETTINGS));
 $result = Database::execute($connection, $query, 'update_030003', __LINE__);
 
-if ($result===false) return false;
+if ($result===false) Response::error('Could not get current skipDuplicates from database!');
 
 if ($result->num_rows===0) {
 
 	$query  = Database::prepare($connection, "INSERT INTO `?` (`key`, `value`) VALUES ('skipDuplicates', '0')", array(LYCHEE_TABLE_SETTINGS));
 	$result = Database::execute($connection, $query, 'update_030003', __LINE__);
 
-	if ($result===false) return false;
+	if ($result===false) Response::error('Could not add skipDuplicates to database!');
 
 }
 
 // Set version
-if (Database::setVersion($connection, '030003')===false) return false;
+if (Database::setVersion($connection, '030003')===false) Response::error('Could not update version of database!');
 
 ?>
\ No newline at end of file