Quark’s Web page of known issues in QuarkXPress 9 include this one:
If you export a PDF without embedding the fonts (File> Export> Layout as PDF> Options button> Fonts), then import that PDF and run Collect for Output (File menu) with Fonts checked, the fonts that are not embedded in the PDF are not collected.
While not really a “bug” (this is a logical result of fonts not being embedded into a PDF you’ve imported into QuarkXPress), it could trip up an unsuspecting user.
So… be sure to check that any PDFs you import into a QuarkXPress document have their fonts embedded! One way to determine that is to open the PDF in Adobe Acrobat or Reader and choose File> Properties... and look under the Fonts tab, as below:
Jay Nelson is the editorial director of PlanetQuark.com, and the editor and publisher of Design Tools Monthly. He’s also the author of the QuarkXPress 8 and QuarkXPress 7 training titles at Lynda.com, as well as the training videos Quark includes in the box with QuarkXPress 7 . In addition, Jay writes regularly for Macworld and Photoshop User magazines and speaks at industry events.