A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 2

Filename: models/courses_model.php

Line Number: 332

A PHP Error was encountered

Severity: Notice

Message: Undefined offset: 1

Filename: models/courses_model.php

Line Number: 332

A PHP Error was encountered

Severity: Notice

Message: Undefined index: series_id

Filename: models/courses_model.php

Line Number: 352

A PHP Error was encountered

Severity: Notice

Message: Undefined index: id

Filename: models/courses_model.php

Line Number: 353

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/dentalco/public_html/system/libraries/Exceptions.php:166)

Filename: codeigniter/Common.php

Line Number: 356

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 'AND `series_id` != 0' at line 5

SELECT courses.title, courses.slug FROM (courses) WHERE `series_id` IS NULL AND `id` != AND `series_id` != 0