Can't stop annoying pop up tab
Every time I open a new tab, another extra tab opens automatically with the following address: https://0.0.0.1/ showing this message: An error occurred during a connec… (read more)
Every time I open a new tab, another extra tab opens automatically with the following address: https://0.0.0.1/
showing this message: An error occurred during a connection to 0.0.0.1.
I already re-installed Firefox but this bug keems popping up.
BTW: I did not do a d*** thing. It just started yesterday and is extremely annoying!