We're calling on all EU-based Mozillians with iOS or iPadOS devices to help us monitor Apple’s new browser choice screens. Join the effort to hold Big Tech to account!

This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

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

Exc in ev handl: Error: Bad NPObject as private data!

  • 2 odgovori
  • 30 ima ovaj problem
  • 1 view
  • Posljednji odgovor poslao StanT

more options

Every time I select a New Tab I get the following;

Exc in ev handl: Error: Bad NPObject as private data!

Every time I select a New Tab I get the following; Exc in ev handl: Error: Bad NPObject as private data!

All Replies (2)

more options

Do you have McAfee Site Advisor in your extensions? Apparently it causes that error. See this page at the McAfee SiteAdvisor item:

more options

Thank you ... thank you and thank you!!! ;)