A PHP Error was encountered

Severity: Notice

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

Filename: controllers/Statistik.php

Line Number: 16

Backtrace:

File: /home/ikdw2687/public_html/application/controllers/Statistik.php
Line: 16
Function: _error_handler

File: /home/ikdw2687/public_html/index.php
Line: 294
Function: require_once

A PHP Error was encountered

Severity: Notice

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

Filename: controllers/Statistik.php

Line Number: 17

Backtrace:

File: /home/ikdw2687/public_html/application/controllers/Statistik.php
Line: 17
Function: _error_handler

File: /home/ikdw2687/public_html/index.php
Line: 294
Function: require_once

A PHP Error was encountered

Severity: Notice

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

Filename: controllers/Statistik.php

Line Number: 19

Backtrace:

File: /home/ikdw2687/public_html/application/controllers/Statistik.php
Line: 19
Function: _error_handler

File: /home/ikdw2687/public_html/index.php
Line: 294
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/ikdw2687/public_html/system/core/Exceptions.php:271)

Filename: core/Common.php

Line Number: 570

Backtrace:

File: /home/ikdw2687/public_html/application/controllers/Statistik.php
Line: 19
Function: query

File: /home/ikdw2687/public_html/index.php
Line: 294
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 MariaDB server version for the right syntax to use near 'ORDER BY t1.id_kaper ASC' at line 1

SELECT * FROM list_survey t0 INNER JOIN kategori_pertanyaan t1 ON t0.`id_survey` = t1.`id_survey` WHERE t0.`id_survey` = ORDER BY t1.id_kaper ASC

Filename: controllers/Statistik.php

Line Number: 19