Event ID:3 Source: SQLBrowser

Log: Application
Type: Warning
Event: 3
Agent Time: xxx
Event Time: xxx
Source: SQLBrowser
Category: None
Username: N/A
Computer: xxx

Description: The configuration of the AdminConnection\TCP protocol in the SQL instance ******** is not valid.


SQL Express does not assign the value of the key TcpDynamicPorts in the registry


navigate to registry entry:

HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Microsoft SQL Server \ MSSQL.1 \ MSSQLServer \ SuperSocketNetLib \ AdminConnection \ Tcp

Create New registry DWORD entry: TcpDynamicPorts

set the value of the port to anything other than zero. The warning message will go away once you restart the SQL Browser Service.