NOTICE DATE:  September 21, 2012

NOTICE TYPE:  R-A092112-01 Retail Processing

SHORT DESCRIPTION: Due to a system issue, retail transactions that were submitted using Market Information System (MIS) web service between 00:00 September 19, 2012 and 12:30 September 21, 2012 failed to process.

INTENDED AUDIENCE:  All CRs

DAY AFFECTED:  00:00 September 19, 2012 and 12:30 September 21, 2012

LONG DESCRIPTION: Due to a system issue, retail transactions that were submitted using Market Information System (MIS) web service between 00:00 September 19, 2012 and 12:30 September 21, 2012 failed to process.

The issue has been resolved. Transactions may be submitted using the MIS web service.

Retail transactions submitted from 00:00 September 19, 2012 to 12:30 September 21, 2012 will need to be resubmitted unless already done so.

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].

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JR/CD