Error 0x80070020 when you try to start the Symantec Web Server site in IIS 7.0

Article:TECH146706  |  Created: 2010-12-21  |  Updated: 2012-06-26  |  Article URL
Article Type
Technical Solution



Symantec Endpoint Protection Manager 11.0 has communication issues because its web site is not running under IIS 7.0.

Trying to manually start the Web site, it may fail with the following errors: 



Internet Information Services (IIS) Manager - The process cannot access the file because it is being used by another process.
(Exception from HRESULT: 0x80070020) When trying to start the Symantec Web Server site, you get a error 0x80070020

  Looking in the System Logs, the following errors are recorded (port could be different):
 Source: Microsoft-Windows-HttpEvent
Event ID: 15005
Description: Unable to bind to the underlying transport for [::]:80. The IP Listen-Only list may contain a reference to an interface which may not exist on this machine. The data field contains the error number.

Source: Microsoft-Windows-IIS-W3SVC
Event ID: 1004
Description: The World Wide Web Publishing Service (WWW Service) did not register the URL prefix http://connect:80/ for site 2. The site has been disabled. The data field contains the error number.


Symantec Endpoint Protection Manager (SEPM) 11.0.5002 (RU5) or higher installed on Windows Server 2008.


This issue may occur if TCP port assigned for the Symantec Web Server (usually 80, 8014 or 443) is already in use by a different service.


The Symantec Web Server or the other service must be set to listen on same port, confirm the same and change it if needed.

How to Change the Communications Management Port for SEPM and SEP Clients:




Error 0x80070020 when you try to start a Web site in IIS 7.0:

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