When attempting to print an analysis that has a Page Number variable displayed in the page header or footer, the following error is displayed:
Error: "Sax parser returned an exception. Message: Expected whitespace. Error Codes: UH6MBRBC"
The problem is related to OBIEE 11g bug 18601947 which is described on Oracle Support below:
When Exporting a Dashboard to PDF with a Page Number in the Header or Footer
(Doc ID 1913713.1)