The company behind the BlackBerry smart phones says Monday's three-hour outage was caused by an upgrade designed to increase capacity.
Research in Motion says the upgrade was part of "routine and
ongoing efforts," and that similar upgrades in the past resulted
in no problems.
The outage, which started about 3:30 p.m. EST, annoyed
subscribers who are used to having their e-mails available whenever
they're in cellular coverage. It affected only some of the
BlackBerry users in North America. For others, the service kept
It was the second major outage for the service in less than a
year. In April, a minor software upgrade crashed the system for all
users. A smaller disruption occurred in September, also caused by a