Backup upload fail

Hi,

In backup manager , its getting backup yesterday and i found that in the dropbox but today i recieved mail as

Backup Upload FailedOops, your automated backup to Dropbox
	failed.
	Error message: 

Traceback (innermost last):
File
“/home/frappe/frappe-bench/apps/erpnext/erpnext/setup/doctype/backup_manager/backup_manager.py”,
line 57, in take_backups_dropbox
did_not_upload, error_log = backup_to_dropbo)
File
“/home/frappe/frappe-bench/apps/erpnext/erpnext/setup/doctype/backup_manager/backup_dropbox.py”,
line 95, in backup_to_dropbox
response = dropbox_client.metadata(“/files”)
File
“/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/dropbox/client.py”,
line 891, in metadata
return self.rest_client.GET(url, headers)
File
“/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/dropbox/rest.py”,
line 311, in GET
return cls.IMPL.GET(*n, **kw)
File
“/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/dropbox/rest.py”,
line 246, in GET
return self.request(“GET”, url, headers=headers,
raw_response=raw_response)
File
“/home/frappe/frappe-bench/env/local/lib/python2.7/site-packages/dropbox/rest.py”,
line 227, in request
raise ErrorResponse(r, r.read())
ErrorResponse: [400] u"App folder (sandbox) access attempt failed
because this app is not configured to have an app folder. Should your
access type be ‘dropbox’ instead?"

	Please contact your system manager for more information.

Seems like your input parameter is wrongly configured in site_config.json file. Pls check once.
Other reason as per error log could be dropbox app folder setup and authorization.

Sunil
Nescode(https://www.nescode.com)
Partner for ERPNext

Ya. But one day its gettting backup other days im recieving error