NOTICE DATE: July 31, 2008 NOTICE TYPE: M-B073108-01 Outage SHORT DESCRIPTION: MOSTML and Outage Scheduler Performance Issues INTENDED AUDIENCE: ERCOT Market Participants DAYS AFFECTED: July 31, 2008 LONG DESCRIPTION: ERCOT is currently experiencing performance issues with MOSTML and Outage Scheduler. The Outage Scheduler application will be unavailable until approximately 5:00 PM. Additional information will be provided when 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/> yl