A PHP Error was encountered

Severity: 8192

Message: Facebook\FacebookApp implements the Serializable interface, which is deprecated. Implement __serialize() and __unserialize() instead (or in addition, if support for old PHP versions is necessary)

Filename: Facebook/FacebookApp.php

Line Number: 29

Backtrace:

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/vendor/facebook/graph-sdk/src/Facebook/FacebookApp.php
Line: 29
Function: _error_handler

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/vendor/composer/ClassLoader.php
Line: 571
Function: include

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/vendor/composer/ClassLoader.php
Line: 428
Function: Composer\Autoload\includeFile

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/vendor/facebook/graph-sdk/src/Facebook/Facebook.php
Line: 145
Function: loadClass

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/application/acart_classes/openid/FacebookAuth.php
Line: 30
Function: __construct

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/application/controllers/Members.php
Line: 553
Function: doAccess

File: /home/andusin/public_html/acart.tw/nncfact/public/index.php
Line: 301
Function: require_once

A PHP Error was encountered

Severity: 8192

Message: http_build_query(): Passing null to parameter #2 ($numeric_prefix) of type string is deprecated

Filename: Authentication/OAuth2Client.php

Line Number: 146

Backtrace:

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/vendor/facebook/graph-sdk/src/Facebook/Authentication/OAuth2Client.php
Line: 146
Function: http_build_query

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/vendor/facebook/graph-sdk/src/Facebook/Helpers/FacebookRedirectLoginHelper.php
Line: 128
Function: getAuthorizationUrl

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/vendor/facebook/graph-sdk/src/Facebook/Helpers/FacebookRedirectLoginHelper.php
Line: 187
Function: makeUrl

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/application/acart_classes/openid/FacebookAuth.php
Line: 37
Function: getReRequestUrl

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/application/controllers/Members.php
Line: 553
Function: doAccess

File: /home/andusin/public_html/acart.tw/nncfact/public/index.php
Line: 301
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/andusin/public_html/acart.tw/nncfact/acart.system/vendor/codeigniter/framework/system/core/Exceptions.php:272)

Filename: helpers/url_helper.php

Line Number: 565

Backtrace:

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/application/acart_classes/openid/FacebookAuth.php
Line: 38
Function: redirect

File: /home/andusin/public_html/acart.tw/nncfact/acart.system/application/controllers/Members.php
Line: 553
Function: doAccess

File: /home/andusin/public_html/acart.tw/nncfact/public/index.php
Line: 301
Function: require_once