A PHP Error was encountered

Severity: Notice

Message: Undefined variable: user_id

Filename: controllers/Slcheckout.php

Line Number: 2603

Backtrace:

File: /var/www/janbasktraining/studyportal/controllers/Slcheckout.php
Line: 2603
Function: _error_handler

File: /var/www/janbasktraining/index.php
Line: 335
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: old_order_id

Filename: controllers/Slcheckout.php

Line Number: 2603

Backtrace:

File: /var/www/janbasktraining/studyportal/controllers/Slcheckout.php
Line: 2603
Function: _error_handler

File: /var/www/janbasktraining/index.php
Line: 335
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: course_id

Filename: controllers/Slcheckout.php

Line Number: 2603

Backtrace:

File: /var/www/janbasktraining/studyportal/controllers/Slcheckout.php
Line: 2603
Function: _error_handler

File: /var/www/janbasktraining/index.php
Line: 335
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: batch_id

Filename: controllers/Slcheckout.php

Line Number: 2603

Backtrace:

File: /var/www/janbasktraining/studyportal/controllers/Slcheckout.php
Line: 2603
Function: _error_handler

File: /var/www/janbasktraining/index.php
Line: 335
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Trying to access array offset on value of type null

Filename: controllers/Slcheckout.php

Line Number: 2609

Backtrace:

File: /var/www/janbasktraining/studyportal/controllers/Slcheckout.php
Line: 2609
Function: _error_handler

File: /var/www/janbasktraining/index.php
Line: 335
Function: require_once

A PHP Error was encountered

Severity: Notice

Message: Undefined variable: order_description

Filename: controllers/Slcheckout.php

Line Number: 2610

Backtrace:

File: /var/www/janbasktraining/studyportal/controllers/Slcheckout.php
Line: 2610
Function: _error_handler

File: /var/www/janbasktraining/index.php
Line: 335
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: error_log(../PayPal.log): failed to open stream: Permission denied

Filename: Log/PayPalLogger.php

Line Number: 80

Backtrace:

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Log/PayPalLogger.php
Line: 80
Function: error_log

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/psr/log/Psr/Log/AbstractLogger.php
Line: 113
Function: log

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Core/PayPalLoggingManager.php
Line: 93
Function: info

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Core/PayPalHttpConnection.php
Line: 134
Function: info

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Auth/OAuthTokenCredential.php
Line: 252
Function: execute

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Auth/OAuthTokenCredential.php
Line: 280
Function: getToken

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Auth/OAuthTokenCredential.php
Line: 216
Function: generateAccessToken

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Auth/OAuthTokenCredential.php
Line: 166
Function: updateAccessToken

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Handler/RestHandler.php
Line: 82
Function: getAccessToken

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Transport/PayPalRestCall.php
Line: 75
Function: handle

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Common/PayPalResourceModel.php
Line: 104
Function: execute

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Api/Payment.php
Line: 571
Function: executeCall

File: /var/www/janbasktraining/studyportal/libraries/Paypal.php
Line: 512
Function: create

File: /var/www/janbasktraining/studyportal/controllers/Slcheckout.php
Line: 2614
Function: create_payment

File: /var/www/janbasktraining/index.php
Line: 335
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: error_log(../PayPal.log): failed to open stream: Permission denied

Filename: Log/PayPalLogger.php

Line Number: 80

Backtrace:

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Log/PayPalLogger.php
Line: 80
Function: error_log

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/psr/log/Psr/Log/AbstractLogger.php
Line: 113
Function: log

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Core/PayPalLoggingManager.php
Line: 93
Function: info

File: /var/www/janbasktraining/studyportal/third_party/PayPal-PHP-SDK/paypal/rest-api-sdk-php/lib/PayPal/Core/PayPalHttpConnection.php
Line: 199
Function: info