Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Before operning page, mozilla displays this message what happened:TypeError: Components.classes['@mozilla.org/extensions/manager;1'] is undefined

  • 1 balasan
  • 4 ada masalah ini
  • 2 paparan
  • Balasan terakhir oleh TonyE

more options

Sir could pls help on this following querry ???

before opening mozilla firefox page it is displaying the following message......... what happened:TypeError: Components.classes['@mozilla.org/extensions/manager;1'] is undefined

Sir could pls help on this following querry ??? before opening mozilla firefox page it is displaying the following message......... what happened:TypeError: Components.classes['@mozilla.org/extensions/manager;1'] is undefined

All Replies (1)

more options

That indicates that you are using an add-on that is not compatible with Firefox 4. For details of how to troubleshoot this to find out what one is causing the problem see https://support.mozilla.com/kb/Troubleshooting+extensions+and+themes