NOTICE DATE:  December 8, 2012

NOTICE TYPE:  R-A120812-01 Retail Processing

SHORT DESCRIPTION: Due to a system issue, some retail transactions failed to process at ERCOT.


DAY AFFECTED:  Friday, December 7, 2012 at approximately 23:50 through Saturday, December 8, 2012 at approximately 09:15

LONG DESCRIPTION: During the time specified, ERCOT was unable to accept some North American Energy Standards Board (NAESB) transactions, because of an issue with a NAESB proxy server.

The processing of files submitted through the impacted proxy server would have failed, while all other files submitted would have processed normally.

ADDITIONAL INFORMATION: The proxy server issue was resolved and normal processing resumed.

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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