After I completely removed all the Online Accounts and rebooted my reminders went away. I then re-added just one online account and only enabled Calendar... and a stream of old calendar reminders is spamming me again. I guess I'll leave this on overnight and see if it actually stops.
After I completely removed all the Online Accounts and rebooted my reminders went away. I then re-added just one online account and only enabled Calendar... and a stream of old calendar reminders is spamming me again. I guess I'll leave this on overnight and see if it actually stops.