daemon ne se lance pas

Bonjour

ce n'est pas la première fois que je migre mon pc  .. mais !!

j'ai installé comme d'habitude les RPM ( je suis sur Opensuse leap 15.1 ) dropboc et nautilus

copier les répertoires  dropbox

et lancer dropbox.

là charge le daemon , et quand je veux lancer dropboxd j'ai ce message d'erreur

ImportError: libatomic.so.1: cannot open shared object file: No such file or directory
!! dropbox: fatal python exception:
['Traceback (most recent call last):\n', ' File "dropbox/client/main.pyc", line 7979, in main\n', ' File "dropbox/client/main.pyc", line 7903, in main_startup\n', ' File "dropbox/client/main.pyc", line 952, in __init__\n', ' File "dropbox/sync_engine_boundary/factory.pyc", line 147, in make_default_file_system\n', ' File "dropbox/sync_engine_boundary/factory.pyc", line 99, in __init__\n', ' File "dropbox/sync_engine_boundary/factory.pyc", line 118, in _initialize_classes\n', ' File "dropbox/sync_engine/nucleus/classic_client/sync_engine.pyc", line 278, in <module>\n', ' File "dropbox/sync_engine/nucleus/classic_client/thin_adapter/in_proc.pyc", line 98, in <module>\n', ' File "dropbox/sync_engine/nucleus/classic_client/wrapped_thin_client.pyc", line 26, in <module>\n', ' File "dropbox/sync_engine/nucleus/thin_client/client.pyc", line 28, in <module>\n', ' File "dropbox/foundation/metrics/amp/remote_sink.pyc", line 10, in <module>\n', 'ImportError: libatomic.so.1: cannot open shared object file: No such file or directory\n'] (error 3)
Abandon (core dumped)