NOTICE DATE: January 28, 2009 NOTICE TYPE: M-A012809-01 Outage - Retail/Wholesale SHORT DESCRIPTION: The Texas Market Link (TML) application experienced an outage on Tuesday, January 27, 2009 from 6:11 PM to 6:41 PM. INTENDED AUDIENCE: All Market Participants DAY AFFECTED: Tuesday, January 27, 2009 from 6:11 PM to 6:41 PM LONG DESCRIPTION: Due to a Lightweight Directory Access Protocol (LDAP) failure, ERCOT experienced an outage of the Texas Market Link (TML) on Tuesday, January 27, 2009 from 6:11 PM to 6:41 PM. This included QSE Schedules and Bids and retail components such as Find ESIID. LDAP services were restarted and the Texas Market Link application is now available. CONTACT: If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via e-mail at [log in to unmask]<BLOCKED::mailto:[log in to unmask]>. If you are receiving e-mail from an ERCOT distribution list that you no longer wish to receive, please follow this link in order to unsubscribe from this list: http://lists.ercot.com<http://lists.ercot.com/> DP/JR