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NOTICE DATE: November 13, 2019

NOTICE TYPE: M-D111319-01 Release - Wholesale

SHORT DESCRIPTION: Cut-over plan for Market Management System (MMS) and Outage Scheduler (OS) User Interface (UI) upgrade on November 21, 2019

INTENDED AUDIENCE: ERCOT Market Participants

DAYS AFFECTED: November 21, 2019, 15:30 - 16:30

LONG DESCRIPTION: On Thursday, November 21, 2019, as part of the Market Information System (MIS) Tech Refresh project, ERCOT will upgrade the technical stack for MMS and OS UI that supports the following URL:

During the maintenance period, Market Participants may experience intermittent issues with the following services:

There will be no functionality changes to any MMS and OS UI applications.

ADDITIONAL INFORMATION: Should you experience an issue with the URL https://mis.ercot.com, please contact the ERCOT Helpdesk.

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 [log in to unmask].

If you are receiving email from a public 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.

 

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