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Fatal error: Uncaught exception 'MpdfException' with message 'Some data has already been output to browser, can't send PDF file' in /mpdf60_generator/mpdf.php:9422 Stack trace: #0 /i_info_3_do_pdf.php(14): mPDF->Output('rozklad_jazdy_1...', 'D') #1 {main} thrown in /mpdf60_generator/mpdf.php on line 9422