If this switch is set, Bridge 7 checks the whole document before output and reports, if it contains elements which cannot be output in this in PostScript format.
If such an element has been found, Bridge 7 alerts this and offers an according more detailed report.
The error report will be shown in an Eddie window and e.g. informs you that a raster image has been used as a mask on page 42.
The following problems are recognized and reported: