A PHP Error was encountered

Severity: Notice

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

Filename: webshop/Products.php

Line Number: 493

Backtrace:

File: /home2/techkey/public_html/application/controllers/webshop/Products.php
Line: 493
Function: _error_handler

File: /home2/techkey/public_html/index.php
Line: 329
Function: require_once

A PHP Error was encountered

Severity: Notice

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

Filename: webshop/Products.php

Line Number: 499

Backtrace:

File: /home2/techkey/public_html/application/controllers/webshop/Products.php
Line: 499
Function: _error_handler

File: /home2/techkey/public_html/index.php
Line: 329
Function: require_once

A PHP Error was encountered

Severity: Notice

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

Filename: webshop/Products.php

Line Number: 523

Backtrace:

File: /home2/techkey/public_html/application/controllers/webshop/Products.php
Line: 523
Function: _error_handler

File: /home2/techkey/public_html/index.php
Line: 329
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home2/techkey/public_html/system/core/Exceptions.php:271)

Filename: core/Common.php

Line Number: 570

Backtrace:

File: /home2/techkey/public_html/application/models/Product_model.php
Line: 487
Function: query

File: /home2/techkey/public_html/application/models/Product_model.php
Line: 453
Function: get_has_discount

File: /home2/techkey/public_html/application/controllers/webshop/Products.php
Line: 587
Function: get_price_with_discount

File: /home2/techkey/public_html/index.php
Line: 329
Function: require_once

Database Error

A Database Error Occurred

Error Number: 1064

You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ORDER BY id DESC LIMIT 1' at line 1

SELECT has_discount FROM product_prices WHERE product_id = ORDER BY id DESC LIMIT 1

Filename: models/Product_model.php

Line Number: 487