Notice_Outages_Retail@lists.ercot.com,Notice_Outages_Wholesale@lists.ercot.com,Notice_Extracts_Retail@lists.ercot.com,Notice_Extracts_Wholesale@lists.ercot.com,Notice_Operations@lists.ercot.com

5/4/23, 5:37 PM

M-A050323-03 ERCOT network issues that were impacting MMS UI, OS UI and External Web Services (EWS) are fixed.


NOTICE DATE: May 4, 2023

NOTICE TYPE: M-A050323-03 Unplanned Outage

SHORT DESCRIPTION: ERCOT network issues that were impacting MMS UI, OS UI and External Web Services (EWS) are fixed.

INTENDED AUDIENCE: All Market Participants

DAYS AFFECTED: May 4, 2023

LONG DESCRIPTION: As of 11:56 AM today, ERCOT has resolved the network issues that impacted the Market Management System (MMS) User Interface (UI), Outage Scheduler (OS) UI application, and External Web Services (EWS). The applications are working as expected and ERCOT will continue to monitor the impacted systems.

Reference Market Notices: M-A050323-01 Unplanned Outage and M-A050323-02 Unplanned Outage

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 ClientServices@ercot.com.

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