PHP Fatal error: Uncaught exception 'Symfony\Component\Yaml\Exception\ParseException' - symfony

Question

I have this bug when I use symfony 2.8, bug in config.yml maybe , help me please for resolve this problem and thanks advanced
FileLoaderLoadException in FileLoader.php line 133:
The file "/var/www/html/authenti/app/config/config.yml" does not contain valid YAML in /var/www/html/authenti/app/config/config.yml (which is being imported from "/var/www/html/authenti/app/config/config_dev.yml").
code config.yml:
imports:
- { resource: parameters.yml }
- { resource: security.yml }
- { resource: services.yml }
# Put parameters here that don't need to change on each machine where the app is deployed
# https://symfony.com/doc/current/best_practices/configuration.html#application-related-configuration
parameters:
locale: en
framework:
#esi: ~
#translator: { fallbacks: ['%locale%'] }
secret: '%secret%'
router:
resource: '%kernel.root_dir%/config/routing.yml'
strict_requirements: ~
form: ~
csrf_protection: ~
validation: { enable_annotations: true }
#serializer: { enable_annotations: true }
templating:
engines: ['twig']
default_locale: '%locale%'
trusted_hosts: ~
trusted_proxies: ~
session:
# handler_id set to null will use default session handler from php.ini
handler_id: ~
fragments: ~
http_method_override: true
# Twig Configuration
twig:
debug: '%kernel.debug%'
strict_variables: '%kernel.debug%'
# Doctrine Configuration
doctrine:
dbal:
driver: pdo_mysql
host: '%database_host%'
port: '%database_port%'
dbname: '%database_name%'
user: '%database_user%'
password: '%database_password%'
charset: UTF8
# if using pdo_sqlite as your database driver:
# 1. add the path in parameters.yml
# e.g. database_path: '%kernel.root_dir%/data/data.db3'
# 2. Uncomment database_path in parameters.yml.dist
# 3. Uncomment next line:
#path: '%database_path%'
orm:
auto_generate_proxy_classes: '%kernel.debug%'
naming_strategy: doctrine.orm.naming_strategy.underscore
auto_mapping: true
# Swiftmailer Configuration
swiftmailer:
transport: '%mailer_transport%'
host: '%mailer_host%'
username: '%mailer_user%'
password: '%mailer_password%'
spool: { type: memory }
imports:
// ...
- { resource: security.yml }
// ...
framework:
// ...
csrf_protection: ~
form: ~
session:
handler_id: ~
// ...
fos_user:
db_driver: orm
firewall_name: main
user_class: AppBundle\Entity\User
lexik_jwt_authentication:
private_key_path: %jwt_private_key_path%
public_key_path: %jwt_public_key_path%
pass_phrase: %jwt_key_pass_phrase%
token_ttl: %jwt_token_ttl%
// ...
dunglas_api:
title: "%api_name%"
description: "%api_description%"
enable_fos_user: true
nelmio_cors:
defaults:
allow_origin: ["%cors_allow_origin%"]
allow_methods: ["POST", "PUT", "GET", "DELETE", "OPTIONS"]
allow_headers: ["content-type", "authorization"]
expose_headers: ["link"]
max_age: 3600
paths:
'^/': ~
routing.yml:
app:
resource: '#AppBundle/Controller/'
type: annotation
api:
resource: "."
type: "api"
prefix: "/api"
api_login_check:
path: "/login_check"
parameters.yml.dist:
# This file is a "template" of what your parameters.yml file should look like
# Set parameters here that may be different on each deployment target of the app, e.g. development, staging, production.
# https://symfony.com/doc/current/best_practices/configuration.html#infrastructure-related-configuration
parameters:
database_host: 127.0.0.1
database_port: ~
database_name: symfony
database_user: root
database_password: ~
# You should uncomment this if you want to use pdo_sqlite
#database_path: "%kernel.root_dir%/data.db3"
mailer_transport: smtp
mailer_host: 127.0.0.1
mailer_user: ~
mailer_password: ~
jwt_private_key_path: %kernel.root_dir%/var/jwt/private.pem
jwt_public_key_path: %kernel.root_dir%/var/jwt/public.pem
jwt_key_pass_phrase : 'test'
jwt_token_ttl: 86400
cors_allow_origin: http://localhost:9000
api_name: Your API name
api_description: The full description of your API
# A secret key that's used to generate certain security-related tokens
secret: ThisTokenIsNotSoSecretChangeIt

Answer 1

try to indent well, I seen this for example to fix:
imports:
- { resource: parameters.yml }
- { resource: security.yml }
- { resource: services.yml }
Corrected:
imports:
- { resource: parameters.yml }
- { resource: security.yml }
- { resource: services.yml }