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Our version 4.4 and up requires a https://docs.phpfox.com/display/FOX4MAN/Setup+Cron phpFox Cron Setup . This is for several things that used to be done via the old phpFox cron. That process doesn't run now. In order to have the old messages deleted, group notifications, importing/converting old v4 groups to the new Groups app, and several other important tasks, you must set up the cron.
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