TCPDf error in CodeIgniter

0
votes

I am using TCPDF, but i encountered these problem. please give me solution.


A PHP Error was encountered

Severity: Notice

Message: Use of undefined constant K_CELL_HEIGHT_RATIO - assumed 'K_CELL_HEIGHT_RATIO'

Filename: libraries/Loader.php

Line Number: 928

A PHP Error was encountered

Severity: Warning

Message: Cannot modify header information - headers already sent by (output started at D:\xampp\htdocs\small projects\project1\system\libraries\Exceptions.php:166)

Filename: tcpdf/tcpdf.php

Line Number: 8060

TCPDF ERROR: Some data has already been output to browser, can't send PDF file
2
codeigniteropen-sourcetcpdf

2 Answers

0
votes

Check out this. You probably doing it wrong.

0
votes

Check this CodeIgniter Forum

just comment line 3 to 8 on libraries/pdf.php

your code should look like this:

/* override the default TCPDF config file if(!defined(‘K_TCPDF_EXTERNAL_CONFIG’)) {
define(‘K_TCPDF_EXTERNAL_CONFIG’, TRUE); } */