Tor Browser 7.5 is not working on Windows Vista 64bit
We have some users on the blog complaining about Tor Browser 7.5 being broken on Windows Vista 64bit. See, for instance:https://blog.torproject.org/comment/273815#comment-273815
The error ("TypeError: frameLoader.tabParent is null") might indicate that our enabled sandboxing is breaking things for them.
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