Error 5

Buenas tardes! hace unos días quise entrar a dropbox y me sale un cartel que dice "Error de Dropbox" y el siguiente texto:

 

[get_extra_trace_info failed]
Traceback (most recent call last):
File "dropbox\client\main.pyo", line 675, in boot_error
File "dropbox\client\main.pyo", line 4936, in get_dropbox_path
AttributeError: 'NoneType' object has no attribute 'get_dropbox_path'

Original traceback:

Traceback (most recent call last):
File "dropbox\client\main.pyo", line 5220, in main_startup
File "dropbox\client\main.pyo", line 2017, in run
File "dropbox\client\main.pyo", line 946, in startup_low
File "dropbox\client\multiaccount\instance_database.pyo", line 844, in __init__
File "dropbox\client\mapreduce.pyo", line 71, in __init__
File "dropbox\client\mapreduce.pyo", line 105, in new_user_key
File "dropbox\keystore\keystore_win32.pyo", line 72, in store_versioned_key
File "dropbox\keystore\keystore_win32.pyo", line 79, in _store_versioned_key
File "dropbox\keystore\keystore_win32.pyo", line 178, in _encrypt_payload
File "pynt\helpers\crypt.pyo", line 30, in protect_data
FormattedWindowsError: [Error 5] Acceso denegado.

01b80e02e8518fd23788ce1a245989ed