Avatar for Username

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

This thread was archived. Please ask a new question if you need help.

Error flag - Mozill.org/extensions/manager; l'} is undefined HELP ME

  • 1 reply
  • 1 has this problem
  • 1 view
  • Last reply by dr. jane

allan diamond
allan diamond
more options

Operating on Windows 7. Downloaded Firefox 4.0.1. Seams to work ok. Every time I click the Firefox icon on my screen I get the following message. "What happened: Type Error: Components.classes [' Mozill.org/ extensions/manager;1'] is undefined

Operating on Windows 7. Downloaded Firefox 4.0.1. Seams to work ok. Every time I click the Firefox icon on my screen I get the following message. "What happened: Type Error: Components.classes [' Mozill.org/ extensions/manager;1'] is undefined

All Replies (1)

dr. jane
dr. jane
more options

Just got this fixed thanks to community. Go yto Firefox Safe mode, disable all add-ons and reboot, then add them one by one.