Yesterday, 10:07 PM
I often see that installing the combined updater does fix strange oddities that show up in the system from time to time.
And, reinstalling that updater performs significant maintenance to your system, which you had not tried up to now.
I don't expect you will see that same problem again (assuming it was a minor glitch in your system)
Yours was an unusual problem, so the update should take care of that, perhaps permanently. I don't expect you will need to run the updater once a week - and I wouldn't expect you to run the updater again, unless you need to.
Of course, wait a week (or a...