cpdf_import_jpeg() doesn't show input

Hi, I've got ClibPDF working soemhow, Only the cpdf_import_jpeg() function does not produce any output at all. There is no error message. I called the function like this: pdf = cpdf_open(0); cpdf_page_init($cpdf, 1, 0, 842, 594, 1.0); cpdf_import_jpeg($pdf,"image.jpg",10,10,0,300,100,0,0,1); cpdf_finalize($pdf); Header("Content-type: application/pdf"); cpdf_output_buffer($pdf);cpdf_close($pdf); The pdf-file does not show anything. If I google All I find is the manual 10.000 times but no answer to my problemes, please help ______________________________________________________________________________ Nachrichten, Musik und Spiele schnell und einfach per Quickstart im WEB.DE Screensaver - Gratis downloaden: http://screensaver.web.de/?mc=021110