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Event Id 53530 is logged and connection to SQL database is lost in Skype for Business Server 2015 Persistent Chat Server

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Symptoms

When you use Microsoft Skype for Business Server 2015 Persistent Chat Server, you may receive the following event:

Time: Date/Time

ID: 53530

Level: Error

Source: LS Persistent Chat Server

Machine: ServerName

Message: The Persistent Chat database connection was lost.

The Skype for Business Server 2015, Persistent Chat lost connection to the database using connection string:

Data Source=sql.contoso.com;Initial Catalog=mgc;Integrated Security=SSPI;

Cause: An unexpected error occurred that caused the loss of the Persistent Chat database connection.

Resolution:

Check the state of the database.

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Cause

This issue occurs because the procProcessADUpdates stored procedure takes more than 30 seconds to run. Default Skype for Business Server 2015 Persistent Chat Server time-out is 30 seconds so that the stored procedure execution will be aborted.

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Keywords: kb, kbsurveynew, kbfix, kbexpertiseInter, event id 53530, losing connection to sql database

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Article Info
Article ID : 4036612
Revision : 12
Created on : 2/5/2018
Published on : 2/5/2018
Exists online : False
Views : 233