Epson Stylus Color 900 Manual page 110

You see the Spool Manager window:
Queue Print job file
The Spool Manager window displays the status of your print job files and
lets you control them. You can also control print queues, display of the
Despooler, and the default spool directory. Click Help in the Spool
Manager menu bar for detailed information.
Deleting a Print Job
If you're having trouble printing, it may be because of a stalled print job.
Follow these steps to delete it and continue printing:
1 Open the Spool Manager as described in Using the Spool Manager.
2 Click on any print jobs marked Held.
3 Open the Document menu and click Delete. Then click Yes.
4 Exit Spool Manager and try printing again.
Managing Print Jobs Page 110