Create PDF-File

I try to generate a PDF-File "by hand"... This works well so far. But I have problem with XREF-Section in combination with Graphics. Without XREF file can be opened at Reader. But with XREF there is an error.... Need somebody who know the file internals of PDF to help me. See the attached file... ## Deliverables 1) Complete and fully-functional working program(s) in executable form as well as complete source code of all work done. 2) Installation package that will install the software (in ready-to-run condition) on the platform(s) specified in this bid request. 3) Complete ownership and distribution copyrights to all work purchased. ## Platform Windows