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

I can't send emails. I have Kaspersky 19.0.0. Sending of the message failed. Unable to open temp file C:\xxxxx Check your ''Temporary Directory'' setting.

  • 1 cavab
  • 1 has this problem
  • 2 views
  • Last reply by Matt

more options

Sending of the message failed. Unable to open temp file C:\xxxxx Check your Temporary Directory setting.

Sending of the message failed. Unable to open temp file C:\xxxxx Check your ''Temporary Directory'' setting.

All Replies (1)

more options

create an exemption in the anti virus product for the nsmail file that is is blocking so the email can actually be assembled to send. Or ask Kaspersky how to fix their product.

BTW hat is the full file being refered to.