All my print jobs are aborted and nothing prints in my Ubuntu Linux OS. The probable cause for this is that your Brother printerdriver for Ubuntu may not be installed properly. You can reinstall the drivers again by creating a a temporary symbolic link to link the file "/etc/init.d/cups" or "/etc/init.d/cupsys" to "/etc/init.d/lpd".
"I ordered these cartridges on Monday the 8th and today Wednesday the 10th I just got them. I could not believe how fast you shipped them. If the cartridges are as good as your shipping department you have a customer for life. " (John J W.)