NOTICE DATE: February 17, 2015 NOTICE TYPE: R-A021715-01 Retail Processing SHORT DESCRIPTION: System issue resulting in duplicate transactions INTENDED AUDIENCE: CRs and TDSPs DAY AFFECTED: Tuesday, February 17, 2015 from 10:00 through 14:00 LONG DESCRIPTION: ERCOT experienced a system issue on February 17, 2015, from 10:00 through 14:00. As a result, duplicate transactions were forwarded to Market Participants. ADDITIONAL INFORMATION: This issue may also have resulted in intermittent timeouts of the Find ESIID functionality in MIS. 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 email at [log in to unmask]<mailto:[log in to unmask]>. If you are receiving email 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. sa