Backup dropbox and ftp failed

Hi, since one week I have this error. do you have any fix?
thank you

[INFO] BackWPup version 3.1.2; A project of Inpsyde GmbH
[INFO] WordPress version 3.8.1
[INFO] Blog url: https://www.web-music-school.fr/
[INFO]: BackWPup opération: FULL BACKUP; DBDUMP+FILE+WPEXP
[INFO] BackWPup cron: 0 3 * * *; Next: sam, 8 mar 2014 @ 03:00
[INFO] Opération BackWPup démarrée manuellement
[INFO] version PHP: 5.3.20; apache2handler; Linux
[INFO] Maximum PHP script execution time is 30 seconds
[INFO] Version MySQL: 5.1.69
[INFO] Version curl :  7.19.7; NSS/3.14.0.0
[INFO] Répertoire temporaire : /var/www/vhosts/web-music-school.fr/httpdocs/wp-content/uploads/backwpup-292052-temp/
[INFO] Logfile is: /var/www/vhosts/web-music-school.fr/httpdocs/wp-content/uploads/backwpup-ad21b-logs/backwpup_log_292052_2014-03-07_13-07-55.html
[INFO] Type de sauvegarde : archive
[INFO] Fichier sauvegarde : /var/www/vhosts/web-music-school.fr/httpdocs/wp-content/uploads/backwpup-292052-temp/backwpup_3db35e_2014-03-07_13-07-55.tar.gz
[07-mar-2014 13:07:55] 1. Try to backup database …
[07-mar-2014 13:07:55] Connexion à la base de données wpwms_ sur localhost
[07-mar-2014 13:07:55] Backup database table "wpwms_affiliation_manager_affiliates" with "3" records
[07-mar-2014 13:07:55] Backup database table "wpwms_affiliation_manager_affiliates_categories" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_affiliation_manager_clicks" with "1" records
[07-mar-2014 13:07:55] Backup database table "wpwms_blc_filters" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_blc_instances" with "2281" records
[07-mar-2014 13:07:55] Backup database table "wpwms_blc_links" with "1471" records
[07-mar-2014 13:07:55] Backup database table "wpwms_blc_synch" with "273" records
[07-mar-2014 13:07:55] Backup database table "wpwms_bwps_lockouts" with "3" records
[07-mar-2014 13:07:55] Backup database table "wpwms_bwps_log" with "35" records
[07-mar-2014 13:07:55] Backup database table "wpwms_caa_profile_db" with "4" records
[07-mar-2014 13:07:55] Backup database table "wpwms_commentmeta" with "618" records
[07-mar-2014 13:07:55] Backup database table "wpwms_comments" with "30" records
[07-mar-2014 13:07:55] Backup database table "wpwms_commerce_manager_clients" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_commerce_manager_clients_categories" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_commerce_manager_forms" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_commerce_manager_forms_categories" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_commerce_manager_orders" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_commerce_manager_products" with "1" records
[07-mar-2014 13:07:55] Backup database table "wpwms_commerce_manager_products_categories" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_commerce_manager_recurring_payments" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_duplicator_packages" with "1" records
[07-mar-2014 13:07:55] Backup database table "wpwms_links" with "6" records
[07-mar-2014 13:07:55] Backup database table "wpwms_membership_manager_members" with "263" records
[07-mar-2014 13:07:55] Backup database table "wpwms_membership_manager_members_areas" with "2" records
[07-mar-2014 13:07:55] Backup database table "wpwms_membership_manager_members_areas_categories" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_membership_manager_members_categories" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_optin_manager_forms" with "3" records
[07-mar-2014 13:07:55] Backup database table "wpwms_optin_manager_forms_categories" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_optin_manager_prospects" with "0" records
[07-mar-2014 13:07:55] Backup database table "wpwms_options" with "762" records
[07-mar-2014 13:07:56] Backup database table "wpwms_postmeta" with "11712" records
[07-mar-2014 13:07:56] Backup database table "wpwms_posts" with "2372" records
[07-mar-2014 13:07:56] Backup database table "wpwms_searchmeter" with "178" records
[07-mar-2014 13:07:56] Backup database table "wpwms_searchmeter_recent" with "414" records
[07-mar-2014 13:07:56] Backup database table "wpwms_term_relationships" with "589" records
[07-mar-2014 13:07:56] Backup database table "wpwms_term_taxonomy" with "158" records
[07-mar-2014 13:07:56] Backup database table "wpwms_terms" with "153" records
[07-mar-2014 13:07:56] Backup database table "wpwms_usermeta" with "254" records
[07-mar-2014 13:07:56] Backup database table "wpwms_users" with "8" records
[07-mar-2014 13:07:56] Backup database table "wpwms_wpmcleaner" with "498" records
[07-mar-2014 13:07:56] Ajout du dump "wpwms.sql.gz" avec 1,08 MB a la liste des fichiers à sauvegarder
[07-mar-2014 13:07:56] Database backup done!
[07-mar-2014 13:07:56] 1. Tentative de création de liste des répertoires à sauvegarder …
[07-mar-2014 13:07:57] 434 folders to backup.
[07-mar-2014 13:07:57] 1. Tentative d'export au format XML WordPress …
[07-mar-2014 13:08:08] Check WP Export file …
[07-mar-2014 13:08:08] WP Export file is a valid WXR file.
[07-mar-2014 13:08:08] Compressing file …
[07-mar-2014 13:08:08] Compressing done.
[07-mar-2014 13:08:08] Ajout de l'export XML "WEB-MUSIC-SCHOOL.wordpress.2014-03-07.xml.gz" avec 412,62 kB à la liste des fichiers à sauvegarder.
[07-mar-2014 13:08:08] 1. Trying to generate a manifest file …
[07-mar-2014 13:08:08] Added manifest.json file with 7,25 kB to backup file list.
[07-mar-2014 13:08:08] 1. Tentative de création de l'archive...
[07-mar-2014 13:08:08] Compressing files as TarGz. Please be patient, this may take a moment.
[07-mar-2014 13:11:16] Archive de sauvegarde créée.
[07-mar-2014 13:11:16] La taille de l'archive est de 1 000,88 MB.
[07-mar-2014 13:11:16] 6535 fichiers avec 1,25 GB à sauvegarder
[07-mar-2014 13:11:16] 1. Tentative d'envoi du fichier sauvegarde vers un serveur FTP …
[07-mar-2014 13:11:16] Connecté au serveur FTP: vm2-13.hosteur.com:21
[07-mar-2014 13:11:16] Commande client FTP: USER webmhia
[07-mar-2014 13:11:16] Réponse du serveur FTP: User webmhia logged in.
[07-mar-2014 13:11:16] Commande client FTP: SYST
[07-mar-2014 13:11:16] Réponse du serveur FTP: UNIX
[07-mar-2014 13:11:16] Le répertoire FTP actuel est : /web-music-school/
[07-mar-2014 13:11:16] Commande client FTP: PASV
[07-mar-2014 13:11:16] Réponse du serveur FTP: Passage en mode passif
[07-mar-2014 13:11:16] Début du chargement par FTP  …
[07-mar-2014 13:11:16] AVERTISSEMENT : ftp_nb_fput(): Permission denied.
[07-mar-2014 13:11:16] ERREUR: Impossible d'envoyer la sauvegarde vers le serveur FTP!
[07-mar-2014 13:11:16] 2. Tentative d'envoi du fichier sauvegarde vers un serveur FTP …
[07-mar-2014 13:11:16] Connecté au serveur FTP: vm2-13.hosteur.com:21
[07-mar-2014 13:11:16] Commande client FTP: USER webmhia
[07-mar-2014 13:11:16] Réponse du serveur FTP: User webmhia logged in.
[07-mar-2014 13:11:16] Commande client FTP: SYST
[07-mar-2014 13:11:16] Réponse du serveur FTP: UNIX
[07-mar-2014 13:11:16] Le répertoire FTP actuel est : /web-music-school/
[07-mar-2014 13:11:16] Commande client FTP: PASV
[07-mar-2014 13:11:16] Réponse du serveur FTP: Passage en mode passif
[07-mar-2014 13:11:16] Début du chargement par FTP  …
[07-mar-2014 13:11:16] AVERTISSEMENT : ftp_nb_fput(): Permission denied.
[07-mar-2014 13:11:16] ERREUR: Impossible d'envoyer la sauvegarde vers le serveur FTP!
[07-mar-2014 13:11:16] 3. Tentative d'envoi du fichier sauvegarde vers un serveur FTP …
[07-mar-2014 13:11:16] Connecté au serveur FTP: vm2-13.hosteur.com:21
[07-mar-2014 13:11:16] Commande client FTP: USER webmhia
[07-mar-2014 13:11:16] Réponse du serveur FTP: User webmhia logged in.
[07-mar-2014 13:11:16] Commande client FTP: SYST
[07-mar-2014 13:11:16] Réponse du serveur FTP: UNIX
[07-mar-2014 13:11:16] Le répertoire FTP actuel est : /web-music-school/
[07-mar-2014 13:11:16] Commande client FTP: PASV
[07-mar-2014 13:11:16] Réponse du serveur FTP: Passage en mode passif
[07-mar-2014 13:11:16] Début du chargement par FTP  …
[07-mar-2014 13:11:16] AVERTISSEMENT : ftp_nb_fput(): Permission denied.
[07-mar-2014 13:11:16] ERREUR: Impossible d'envoyer la sauvegarde vers le serveur FTP!
[07-mar-2014 13:11:16] ERREUR: étape abandonnée : trop de tentatives !
[07-mar-2014 13:11:16] 1. Tentative d'envoi de fichiers vers Dropbox …
[07-mar-2014 13:11:16] ERREUR: DropBox API: (59) Unknown cipher in list: ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:ECDHE-RSA-RC4-SHA:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-
[07-mar-2014 13:11:16] 2. Tentative d'envoi de fichiers vers Dropbox …
[07-mar-2014 13:11:16] ERREUR: DropBox API: (59) Unknown cipher in list: ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:ECDHE-RSA-RC4-SHA:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-
[07-mar-2014 13:11:16] 3. Tentative d'envoi de fichiers vers Dropbox …
[07-mar-2014 13:11:16] ERREUR: DropBox API: (59) Unknown cipher in list: ECDHE-RSA-AES256-GCM-SHA384:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-SHA384:ECDHE-RSA-AES128-SHA256:ECDHE-RSA-AES256-SHA:ECDHE-RSA-AES128-SHA:ECDHE-RSA-RC4-SHA:DHE-RSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-
[07-mar-2014 13:11:16] ERREUR: étape abandonnée : trop de tentatives !
[07-mar-2014 13:11:16] Un ancien fichier de trace supprimé
[07-mar-2014 13:11:16] ERREUR: Job has ended with errors in 201 seconds. You must resolve the errors for correct execution.

[Moderator Note: Please post log files between backticks or use the code button.]

https://www.ads-software.com/plugins/backwpup/