NOTICE DATE: March 8, 2010 NOTICE TYPE: M-A030810-01 Retail Processing SHORT DESCRIPTION: ERCOT experienced a delay in sending cancellation and notification transactions on Monday, March 8, 2010. INTENDED AUDIENCE: CRs and TDSPs DAY AFFECTED: March 8, 2010 LONG DESCRIPTION: The March 7, 2010 ERCOT maintenance outage completed later than scheduled. As a result, ERCOT experienced a delay in processing 5,500 cancel and notify transactions (814_06s, 814_08s, and 814_22s). All queued transactions were successfully processed outbound at ERCOT by 7:43 AM on March 8, 2010. ADDITIONAL INFORMATION: Count of impacted transactions: 814_06: 4,597 814_08: 298 814_22: 605 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]<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/>. JR/DP