搜尋 Mozilla 技術支援網站

防止技術支援詐騙。我們絕對不會要求您撥打電話或發送簡訊,或是提供個人資訊。請用「回報濫用」功能回報可疑的行為。

了解更多

i reinstalled hoping it would get rid of the error message that pops up each time i open it TypeError: Components.classes[cid] is undefined

  • 1 回覆
  • 2 有這個問題
  • 13 次檢視
  • 最近回覆由 TonyE

more options

When I open up Mozilla i get this error message--TypeError: Components.classes[cid] is undefined also when i am working on my real estate web site and pull up a name i get the same messag. At the top it always says-- Java Script Application

When I open up Mozilla i get this error message--TypeError: Components.classes[cid] is undefined also when i am working on my real estate web site and pull up a name i get the same messag. At the top it always says-- Java Script Application

所有回覆 (1)

more options

That error is caused by an incompatible/malfunctioning add-on. To identify the culprit follow the procedure in the troubleshooting extensions and themes article. One add-on that has caused this error for some is AVG safe search.