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Since updating Firefox, I keep receiving the following message in a pop-up error message window: xml.freecause.com:443, and some webpages are unable to load... I have reinstalled Firefox two more times, and it still pops up. I have no problems when I use

  • 2 replies
  • 244 have this problem
  • 11 views
  • Last reply by Matt N.

AnonymousUser
AnonymousUser
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I have a print screen of the message saved as a MS Word document.

This happened

Every time Firefox opened

== I updated Firefox

I have a print screen of the message saved as a MS Word document. == This happened == Every time Firefox opened == I updated Firefox

All Replies (2)

AnonymousUser
AnonymousUser Question owner
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Here's a screenshot as a word doc

Matt N.
Matt N.
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This is likely caused by an add-on. See the solution to a similar problem at https://support.mozilla.com/en-US/questions/879028#answer-250890