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Cannot modify header information - headers already sent by #28

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ZAJDAN opened this issue Nov 12, 2015 · 0 comments
Open

Cannot modify header information - headers already sent by #28

ZAJDAN opened this issue Nov 12, 2015 · 0 comments

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@ZAJDAN
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ZAJDAN commented Nov 12, 2015

Hello
I insert QR code into my html which I render via phpwkhtlto pdf
The PDF is not rendered and browser just show me QR code and on the page is a few errors.

<b>Warning</b>:  Cannot modify header information - headers already sent by (output started at /mnt/databox/www/myweb/pdf/phpqrcode-master/qrvect.php:147) in <b>/mnt/databox/www/myweb/pdf/wkhtmltopdf/mikehaertl/php-tmpfile/src/File.php</b> on line <b>64</b><br />
<br />

page from where it is started:

  <?php
    ini_set("memory_limit", "128M");
    ini_set('display_errors', '1');
    error_reporting(E_ALL);

    require __DIR__ . '/wkhtmltopdf/autoload.php';
    require_once ('phpqrcode-master/qrlib.php');
    use mikehaertl\wkhtmlto\Pdf;

$svg_QR_Code = QRcode::svg('PHP QR Code :)');


    $pdf = new Pdf;
    $pdf->addPage('

    <html>
    <head>
    </head>
     <body>
     <div id="qr-picture">' .$svg_QR_Code. '  </div>
    </body>
    </html>
');

thank You for any help
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@ZAJDAN