我收到此错误：
FileLoaderLoadException：无法从“/app/config/config.yml”导入资源“app/config/security.yml”。
文件 security.yml 位于正确的路径上。这是我的 security.yml 文件：
jms_sapp/confiapp/config/security.yml
secure_all_services: false
exprapp/confiapp/config/security.yml
security:
encoders:
Symfony\Component\Security\Core\User\User: plaintext
role_hierarchy:
ROLE_ADMIN: ROLE_USER
ROLE_SUPER_ADMIN: [ROLE_USER, ROLE_ADMIN, ROLE_ALLOWED_TO_SWITCH]
providers:
in_memory:
memory:
users:
user: { password: userpass, roles: [ 'ROLE_USER' ] }
admin: { password: adminpass, roles: [ 'ROLE_ADMIN' ] }
firewalls:
dev:
pattern: ^/(_(profiler|wdt)|css|images|js)/
security: false
login:
pattern: ^/demo/secured/login$
security: false
secured_area:
pattern: ^/demo/secured/
form_login:
check_path: /demo/secured/login_check
login_path: /demo/secured/login
logout:
path: /demo/secured/logout
target: /demo/
#anonymous: ~
#http_basic:
# realm: "Secured Demo Area"
access_control:
#- { path: ^/login, roles: IS_AUTHENTICATED_ANONYMOUSLY, requires_channel: https }
#- { path: ^/_internal/secure, roles: IS_AUTHENTICATED_ANONYMOUSLY, ip: 127.0.0.1 }