Despite an error response apparently being sent, it doesn't appear in the browser until PerProxy is shut down. My guess is the socket isn't being flushed and closed. Trying to connect to any non-existing domain recreates.
PerProxy: Handling deferred server error: Policy check failed on 3d:76:a1:94:c6:d3:c1:78:39:ab:a1:58:7c:f9:61:95 for encrypted.google.com:443
,2: Only 5 out of required 6 notaries have seen key
PerProxy: Client request was: GET /search?q=paul+dot+com HTTP/1.1
PerProxy: Error response sent.
PerProxy: Done.
Despite an error response apparently being sent, it doesn't appear in the browser until PerProxy is shut down. My guess is the socket isn't being flushed and closed. Trying to connect to any non-existing domain recreates.