diff --git a/RestControllers/userController.php b/RestControllers/userController.php
index e8e881d..6468084 100644
--- a/RestControllers/userController.php
+++ b/RestControllers/userController.php
@@ -30,7 +30,7 @@ class userController
 		//Try to perform login
 		$loginTokens = CS::get()->components->user->generateUserLoginTokens($userMail, $userPassword, APIServiceID, $db);
 
-		if(!$loginTokens)
+		if(count($loginTokens) == 0)
 			throw new RestException(401, "Invalid e-mail address / password !");
 
 		//Return result with tokens
diff --git a/classes/components/user.php b/classes/components/user.php
index 9694876..6fc56dc 100644
--- a/classes/components/user.php
+++ b/classes/components/user.php
@@ -43,7 +43,7 @@ class User{
 
 		//Check if there is anything
 		if(count($userInfos) == 0)
-			return false; //Not any account was found
+			return array(); //Not any account was found
 		
 		//Extract first value ID
 		$userID = $userInfos[0]['ID'];
@@ -69,7 +69,7 @@ class User{
 			"token2" => $token2
 		);
 		if(!CS::get()->db->addLine($tableName, $insertValues))
-			return false; //Something went wrong
+			return array(); //Something went wrong
 
 		//We can return tokens
 		return array($token1, $token2);