A PHP Error was encountered

Severity: Warning

Message: A non-numeric value encountered

Filename: controllers/Photos.php

Line Number: 24

Backtrace:

File: /home2/historytoursandt/public_html/application/controllers/Photos.php
Line: 24
Function: _error_handler

File: /home2/historytoursandt/public_html/index.php
Line: 292
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home2/historytoursandt/public_html/system/core/Exceptions.php:272)

Filename: core/Common.php

Line Number: 573

Backtrace:

File: /home2/historytoursandt/public_html/application/models/Image_model.php
Line: 30
Function: get

File: /home2/historytoursandt/public_html/application/controllers/Photos.php
Line: 24
Function: get_all

File: /home2/historytoursandt/public_html/index.php
Line: 292
Function: require_once

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 '-20, 20' at line 4

SELECT * FROM `images` ORDER BY `Id` DESC LIMIT -20, 20

Filename: models/Image_model.php

Line Number: 30