97 Dropbox backup tasks are queued

How can I fix this?

~$ bench dump-queue-status
[
 {
  "total": 97
 }, 
 {
  "queue": "longjobs@mysite.com", 
  "event_counts": {
   "weekly_long": 12, 
   "daily_long": 85
  }, 
  "task_counts": {
   "frappe.tasks.scheduler_task": 97
  }, 
  "len": 97
 }
]
Pending Tasks Queue
--------------------
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "weekly_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_weekly", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
{
 "event": "daily_long", 
 "handler": "frappe.integrations.doctype.dropbox_backup.dropbox_backup.take_backups_daily", 
 "site": "mysite.com"
}
~$

bench use sitename
bench enable-scheduler

@ramielian Those commands didn’t solve the problem. I’m up to 117 tasks in the queue, and also some of my emails aren’t going out. Some do.

I’d like to know how to fix it, but also why it keeps happening.