462 results. It is a major functionality issue with WA extensions that you will simply have to get used to because in my 4+ years of using them the situation has not improved at all.
You would be well advised to keep several working copies of your configuration folder so that the next time you install a new WA extension and find that half of your existing WA extensions have stopped working you will have a backup.
It's sort of like forcing us to type our email address and password every time we visit the site. Everyone knows it is a major annoyance but nobody is interested in fixing it.