A PHP Error was encountered

Severity: Notice

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

Filename: helpers/common_helper.php

Line Number: 105

Backtrace:

File: /var/www/clients/client1/web2/web/application/helpers/common_helper.php
Line: 105
Function: _error_handler

File: /var/www/clients/client1/web2/web/application/controllers/Category.php
Line: 39
Function: get_category_id

File: /var/www/clients/client1/web2/web/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

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

Filename: helpers/common_helper.php

Line Number: 105

Backtrace:

File: /var/www/clients/client1/web2/web/application/helpers/common_helper.php
Line: 105
Function: _error_handler

File: /var/www/clients/client1/web2/web/application/models/Category_model.php
Line: 31
Function: get_category_id

File: /var/www/clients/client1/web2/web/application/controllers/Category.php
Line: 45
Function: get_subcatories_by_category

File: /var/www/clients/client1/web2/web/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Notice

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

Filename: helpers/common_helper.php

Line Number: 113

Backtrace:

File: /var/www/clients/client1/web2/web/application/helpers/common_helper.php
Line: 113
Function: _error_handler

File: /var/www/clients/client1/web2/web/application/controllers/Category.php
Line: 47
Function: get_category_by_slug

File: /var/www/clients/client1/web2/web/index.php
Line: 315
Function: require_once