NOTICE DATE:  May 27, 2010

NOTICE TYPE:  R-A052610-02 FINAL NOTICE - Outage - Retail Processing

SHORT DESCRIPTION:  ERCOT experienced an outage of Enterprise Application Integration (EAI) impacting retail transaction processing on May 26, 2010 from 06:16 to 07:33.

INTENDED AUDIENCE:  CRs and TDSPs

DAY AFFECTED:  May 26, 2010 from 06:16 to 07:33

LONG DESCRIPTION:  On May 26, 2010 from 06:16 to 07:33, ERCOT experienced an outage of Enterprise Application Integration (EAI) which impacted retail transaction processing.

ERCOT retail transaction processing has been restored and is functioning normally.

Processing of impacted transactions resumed immediately following the outage, and ERCOT has verified that all transactions have been processed successfully.  No action by Market Participants is necessary.

ADDITIONAL INFORMATION:  The root cause of the outage was an index issue on the Enterprise Application Integration (EAI) database. Additional details will be provided in the monthly ERCOT IT Incident Market Notice Summary.

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/>.

DP/JR


From: ERCOT Client Relations
Sent: Wednesday, May 26, 2010 11:24 AM
To: [log in to unmask]; [log in to unmask]; [log in to unmask]; [log in to unmask]
Cc: [log in to unmask]; [log in to unmask]; [log in to unmask]; 1 ERCOT Client Service Reps
Subject: R-A052610-01 UPDATE NOTICE - Outage - Retail Processing

NOTICE DATE:  May 26, 2010

NOTICE TYPE:  R-A052610-01 UPDATE NOTICE - Outage - Retail Processing

SHORT DESCRIPTION:  ERCOT experienced an outage of Enterprise Application Integration (EAI) impacting retail transaction processing, today, May 26, 2010 from 06:16 to 07:33.

INTENDED AUDIENCE:  CRs and TDSPs

DAY AFFECTED:  May 26, 2010 from 06:16 to 07:33

LONG DESCRIPTION:  Today, May 26, 2010 from 06:16 to 07:33, ERCOT experienced an outage of Enterprise Application Integration (EAI) which impacted retail transaction processing.

ERCOT Retail Transaction processing has been restored and is functioning normally.

Processing of impacted transactions resumed immediately following the affected time indicated.

ADDITIONAL INFORMATION:  A root cause is currently under investigation.

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/>.

DP/JR




From: NOTICE RELEASE RETAIL [mailto:[log in to unmask]] On Behalf Of ERCOT Help Desk
Sent: Wednesday, May 26, 2010 6:53 AM
To: [log in to unmask]
Subject: INITIAL NOTICE - System Outage - Enterprise Application Integration (EAI)

NOTICE DATE:  05/26/10 06:51:36
NOTICE TYPE:  Initial Enterprise Application Integration (EAI) Notice
INTENDED AUDIENCE:  LSEs and TDSPs
DAY AFFECTED:  05/26/10 03:48:17
DESCRIPTION:  ERCOT is currently experiencing an outage of Enterprise Application Integration (EAI)
ERCOT is working on resolving this issue and will provide additional information as it becomes available.
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/>.