After reading my previous comment, it occurs to me that getting the 'Not allowed here' after clicking 'Continue' is what you meant by the URL's failing. In any case, the second URL you gave did successfully unsubscribe me from bug 121439. Thanks!
After reading my previous comment, it occurs to me that getting the 'Not allowed here' after clicking 'Continue' is what you meant by the URL's failing. In any case, the second URL you gave did successfully unsubscribe me from bug 121439. Thanks!