NOTICE DATE:  March 13, 2009

NOTICE TYPE:  R-A031309-01 Retail Processing   

SHORT DESCRIPTION:  ERCOT experienced an internal processing issue with the Electronic Data Interchange (EDI) application from 11:56 AM Wednesday, March 11, 2009 through 6:30 PM Thursday, March 12, 2009.

INTENDED AUDIENCE:  CRs and TDSPs

DAY AFFECTED:  From 11:56 AM Wednesday, March 11, 2009 through 6:30 PM Thursday, March 12, 2009

LONG DESCRIPTION:  ERCOT experienced an error with an automated inbound process on the Electronic Data Interchange (EDI) for a sub-set of Market Participants beginning on March 11, 2009 at 11:56 AM through March 12, 2009 at approximately 6:30 PM.  The process was executed manually and completed successfully.

All inbound files have now been successfully processed.  Approximately 6,000 files were impacted.

The transaction level detail will be provided to the impacted Market Participants.

ADDITIONAL INFORMATION:  Root cause analysis is ongoing.

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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DP/JR