No ha sido posible iniciar Dropbox - Windows

Hola, no logro abrir mi  cuenta de Dropbox en el escritorio. Me notifica que se debe a un error temporal

y aqui me envia el detalle del error:

bn.BUILD_KEY: Dropbox
bn.VERSION: 187.4.5691
bn.constants.WINDOWS_SHELL_EXT_VERSION: 67
bn.is_frozen: True
machine_id: 8880ae17-f867-4473-9e9c-5f017a3f3529
pid: 20644
cwd: 'C:\\Program Files (x86)\\Dropbox\\Client'
real_path='C:\\Program Files (x86)\\Dropbox\\Client'
mode=0o40777 uid=0 gid=0
parent mode=0o40777 uid=0 gid=0
HOME: None
appdata: 'C:\\Users\\Martina\\AppData\\Local\\Dropbox\\instance2'
real_path='C:\\Users\\Martina\\AppData\\Local\\Dropbox\\instance2'
mode=0o40777 uid=0 gid=0
parent mode=0o40777 uid=0 gid=0
dropbox_path: 'G:\\Estudio Comala Dropbox'
real_path='G:\\Estudio Comala Dropbox'
mode=0o40777 uid=0 gid=0
parent mode=0o40777 uid=0 gid=0
sys_executable: 'C:\\Program Files (x86)\\Dropbox\\Client\\Dropbox.exe'
real_path='C:\\Program Files (x86)\\Dropbox\\Client\\Dropbox.exe'
mode=0o100777 uid=0 gid=0
parent mode=0o40777 uid=0 gid=0
trace.__file__: 'C:\\Program Files (x86)\\Dropbox\\Client\\187.4.5691\\python-packages.zip\\dropbox\\client\\ui\\common\\boot_error.pyc'
real_path='C:\\Program Files (x86)\\Dropbox\\Client\\187.4.5691\\python-packages.zip\\dropbox\\client\\ui\\common\\boot_error.pyc'
not found
parent not found
TMP: C:\Users\Martina\AppData\Local\Temp
TEMP: C:\Users\Martina\AppData\Local\Temp
tempdir: 'C:\\Users\\Martina\\AppData\\Local\\Temp'
real_path='C:\\Users\\Martina\\AppData\\Local\\Temp'
mode=0o40777 uid=0 gid=0
parent mode=0o40777 uid=0 gid=0
Traceback (most recent call last):
File "desktop/dropbox/fs_api/lifecycle.py", line 235, in client
File "desktop/dropbox/fs_api/lifecycle.py", line 283, in _create_thin_client
File "desktop/dropbox/fs_api/fs_api_adapter.py", line 50, in __init__
File "desktop\extensions\fs_api\fs_api_python.pyx", line 63, in fs_api_python.FsApiServer.__cinit__
fs_api_python.FsApiError: "Initializing fs api |>> Initializing application filesystem |>> Attempting to initialize dbx cache directory |>> NtSetBasicInformation syscall: new handle |>> Unexpected syscall return code: 3221225634 (0xc00000a2)"

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
File "desktop/dropbox/client/main.py", line 862, in wrapper
File "desktop/dropbox/client/main.py", line 6747, in finish_dropbox_boot
File "desktop/dropbox/client/message_queue.py", line 306, in _wrapped
File "desktop/dropbox/client/main.py", line 6207, in _init_components_for_account
File "desktop/dropbox/client/main.py", line 6130, in create_sync_engine
File "desktop/dropbox/sync_engine_boundary/factory.py", line 225, in make_sync_engine
File "desktop/dropbox/sync_engine/nucleus/classic_client/sync_engine.py", line 243, in __init__
File "desktop/dropbox/sync_engine/nucleus/classic_client/modern_client/modern_client.py", line 282, in __init__
File "desktop/dropbox/sync_engine/nucleus/classic_client/modern_client/base.py", line 242, in __init__
File "../win32_x86_64_dropbox_virtual_env/python38/Lib/functools.py", line 967, in __get__
File "desktop/dropbox/fs_api/lifecycle.py", line 259, in client
dropbox.fs_api.lifecycle.FsApiClientCreationException: "Initializing fs api |>> Initializing application filesystem |>> Attempting to initialize dbx cache directory |>> NtSetBasicInformation syscall: new handle |>> Unexpected syscall return code: 3221225634 (0xc00000a2)"

Ademas, tengo cuenta Advanced y soy Administrador, por lo que deberia tener habilitado el centro de ayuda telefónica. Agradezco cualquier informacion.