Cisco IP/TV Software

Field Notice: IPTV: Downgrading from Version 3.4 to Version 3.2

September 30, 2002

Products Affected



All IPTV Broadcast and Archive servers

Reverting to Broadcast Server software version 3.2 after upgrading to version 3.4

Problem Description

IPTV software version 3.2 fails to load Optibase drivers.


Customers who downgrade from version 3.4 to version 3.2 experience problems getting the version 3.2 server to start.

Problem Symptoms

Version 3.2 software fails to load Optibase drivers. This occurs on systems with or without the Optibase card.


  1. Uninstall IPTV server from Add/Remove programs under Control Panel.

  2. Manually delete the file C:\winnt\system32\drivers\winopti.sys or its equivalent.

  3. Install IPTV Version 3.2 software.

  4. Reboot.

After you reboot, this message may be displayed on the 3412, 3417, 3424, 3425, 3425A, or 3432:

At least one driver failed at system startup

This message applies to the cdralw2k process, which is a CD driver not used in the 3400 series servers. This message should be ignored. The system operates normally.


To follow the bug ID link below and see detailed bug information, you must be a registered user and you must be logged in.

For More Information

If you require further assistance, or if you have any further questions regarding this field notice, please contact the Cisco Systems Technical Assistance Center (TAC) by one of the following methods:

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