A PHP Error was encountered

Severity: Warning

Message: Undefined array key "id"

Filename: controllers/Home.php

Line Number: 18

Backtrace:

File: /home/espp3785/public_html/absen.myclaz.my.id/application/controllers/Home.php
Line: 18
Function: _error_handler

File: /home/espp3785/public_html/absen.myclaz.my.id/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at /home/espp3785/public_html/absen.myclaz.my.id/system/core/Exceptions.php:272)

Filename: core/Common.php

Line Number: 571

Backtrace:

File: /home/espp3785/public_html/absen.myclaz.my.id/application/models/M_kartu.php
Line: 22
Function: insert

File: /home/espp3785/public_html/absen.myclaz.my.id/application/controllers/Home.php
Line: 163
Function: save

File: /home/espp3785/public_html/absen.myclaz.my.id/index.php
Line: 315
Function: require_once

A Database Error Occurred

Error Number: 1048

Column 'nomor' cannot be null

INSERT INTO `kartu_rfid` (`nomor`, `kode`) VALUES (NULL, 1)

Filename: models/M_kartu.php

Line Number: 22