Sorted:

How do I get WKHTMLTOPDF to execute via PHP?-Collection of common programming errors

Invalid CastException Was Unhandled-Collection of common programming errors

Stack overflow error with GUI-Collection of common programming errors

How to Convert HTML/CSS to PDF in PHP on Linux-Collection of common programming errors

wkhtmltopdf Issue-Collection of common programming errors

Combining PDF files in Cocoa (fast enumeration unimplemented)-Collection of common programming errors

Error while using PDF Kit-Collection of common programming errors

IIS server restart required to convert web pages to PDF using COM-Collection of common programming errors

Database doesn't connect in Kohana 3-Collection of common programming errors

Generating PDF from PHP using Exec() or Bindings-Collection of common programming errors