Avatar for Username

Mozilla Support में खोजें

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.

Hi there I have updated to your lates version but every time I open up the browser and new windows I get this error message 'TypeError: Components.classes[cid] is undefined' although it does work but the message is very annoying

  • 1 प्रत्युत्तर दें
  • 1 यह समस्या है
  • 3 views
  • के द्वारा अंतिम प्रतियुतर cor-el

sparky23
sparky23
more options

Question Hi there I have updated to your lates version but every time I open up the browser and new windows I get this error message 'TypeError: Components.classes[cid] is undefined' although it does work but the message is very annoying

Question Hi there I have updated to your lates version but every time I open up the browser and new windows I get this error message 'TypeError: Components.classes[cid] is undefined' although it does work but the message is very annoying

All Replies (1)

cor-el
cor-el
  • Moderator
  • Top 10 Contributor
more options

This issue can be caused by an extension that isn't working properly.

Start Firefox in Diagnose Firefox issues using Troubleshoot Mode to check if one of the extensions is causing the problem (switch to the DEFAULT theme: Firefox (Tools) > Add-ons > Appearance/Themes).