Cisco 12000 Series Routers

Field Notice: Cisco 12000 GSR: Warning Message "Old EE_MAIN_PCA in slot" is Displayed

September 7, 2001

Products Affected


All Cisco 12000 series Gigabit Switch Router (GSR) line cards

Problem Description

In some cases, a Cisco 12000 router may display a "Warning: Old EE_MAIN_PCA" message at the end of a show version command output. This is a very low priority issue with the programming of the card. This error is cosmetic and can be safely ignored.

Problem Symptoms

The following message is displayed at the end of a show version command output.

WARNING: Old EE_MAIN_PCA in slot x. Contact your technical support representative.

The only symptom is the message on the console. The line card is fully functional.


This issue has been resolved as of Cisco IOS® Software version 12.0(14)S. Upgrading to Cisco IOS 12.0(14)S or higher prevents the message from occurring.


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



CSCds09740 (registered customers only)

Remove WARNING: Old EE_MAIN_PCA from sh ver

Cisco IOS Versions Affected

Cisco IOS version 12.0(5)S

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: