diff --git a/tryton/common/common.py b/tryton/common/common.py
index 9967b4dab2..1c1201745f 100644
--- a/tryton/common/common.py
+++ b/tryton/common/common.py
@@ -1193,20 +1193,18 @@ def generateColorscheme(masterColor, keys, light=0.06):
 class DBProgress(object):
 
     def __init__(self, host, port):
-        self.dbs, self.createdb = None, None
+        self.dbs = None, None
         self.host, self.port = host, port
         self.updated = threading.Event()
-        self.db_info = None
 
     def start(self):
-        dbs, createdb = None, False
+        dbs = None
         try:
             dbs = refresh_dblist(self.host, self.port)
-            createdb = True
         except Exception:
             pass
         finally:
-            self.db_info = (dbs, createdb)
+            self.dbs = dbs
             self.updated.set()
 
     def update(self, combo, progressbar, callback, dbname=''):
@@ -1221,13 +1219,9 @@ class DBProgress(object):
             progressbar.pulse()
             return True
         progressbar.hide()
-        dbs, createdb = self.db_info
+        dbs = self.dbs
 
-        if dbs is None:
-            dbs, createdb = None, False
-        elif dbs == -1:
-            dbs, createdb = -1, False
-        else:
+        if dbs is not None and dbs not in (-1, -2):
             liststore = combo.get_model()
             liststore.clear()
             index = -1
@@ -1240,7 +1234,7 @@ class DBProgress(object):
             combo.set_active(index)
             dbs = len(dbs)
 
-        callback(dbs, createdb)
+        callback(dbs)
         return False
 
 
diff --git a/tryton/gui/window/dbdumpdrop.py b/tryton/gui/window/dbdumpdrop.py
index ff19eea2a9..173d46d398 100644
--- a/tryton/gui/window/dbdumpdrop.py
+++ b/tryton/gui/window/dbdumpdrop.py
@@ -14,42 +14,40 @@ class DBBackupDrop(object):
     """
     Widget for database backup and drop.
     """
-    @staticmethod
-    def refreshlist(widget, db_widget, label, db_progress, host, port):
-        db_widget.hide()
-        label.hide()
+    def refreshlist(self, host, port):
+        self.combo_database.hide()
+        self.combo_database_label.hide()
+        self.combo_database_entry.hide()
         dbprogress = common.DBProgress(host, port)
 
-        def callback(dbs, createdb):
-            if dbs is None or dbs == -1:
-                if dbs is None:
-                    label.set_label('<b>' +
-                        _('Could not connect to server!') + '</b>')
-                else:
-                    label.set_label('<b>' +
-                        _('This client version is not compatible '
-                            'with the server!')
-                        + '</b>')
-                db_widget.hide()
-                label.show()
+        def callback(dbs):
+            if dbs is None:
+                self.combo_database_label.set_label('<b>' +
+                    _('Could not connect to server!') + '</b>')
+                self.combo_database_label.show()
+            elif dbs == -1:
+                self.combo_database_label.set_label('<b>' +
+                    _('This client version is not compatible '
+                        'with the server!')
+                    + '</b>')
+                self.combo_database_label.show()
+            elif dbs == -2:
+                self.combo_database_entry.show()
+                self.combo_database_entry.grab_focus()
             elif dbs == 0:
-                label.set_label('<b>'
+                self.combo_database_label.set_label('<b>'
                     + _('No database found, you must create one!') + '</b>')
-                db_widget.hide()
-                label.show()
+                self.combo_database_label.show()
             else:
-                label.hide()
-                db_widget.show()
-        dbprogress.update(db_widget, db_progress, callback)
+                self.combo_database.show()
+        dbprogress.update(self.combo_database, self.db_progressbar, callback)
 
-    @staticmethod
-    def refreshlist_ask(widget, server_widget, db_widget, label, db_progress):
-        res = common.request_server(server_widget)
+    def refreshlist_ask(self, widget=None):
+        res = common.request_server(self.entry_server_connection)
         if not res:
             return None
         host, port = res
-        DBBackupDrop.refreshlist(widget, db_widget, label, db_progress, host,
-            port)
+        self.refreshlist(host, port)
         return (host, port)
 
     def event_show_button_ok(self, widget, event, data=None):
@@ -60,7 +58,8 @@ class DBBackupDrop(object):
         event method doesn't check the valid of single entrys.
         """
         if (self.entry_server_connection.get_text() != ""
-                and self.combo_database.get_active_text() != ""
+                and (self.combo_database.get_active_text() != ""
+                    or self.combo_database_entry.get_text() != "")
                 and self.entry_serverpasswd.get_text() != ""):
             widget.unset_flags(gtk.HAS_DEFAULT)
             self.button_ok.set_sensitive(True)
@@ -171,9 +170,11 @@ class DBBackupDrop(object):
         self.combo_database_label = gtk.Label()
         self.combo_database_label.set_use_markup(True)
         self.combo_database_label.set_alignment(0, 1)
+        self.combo_database_entry = gtk.Entry()
         vbox_combo.pack_start(self.combo_database)
         vbox_combo.pack_start(self.combo_database_label)
         vbox_combo.pack_start(self.db_progressbar)
+        vbox_combo.pack_start(self.combo_database_entry)
         width, height = 0, 0
         # Compute size_request of box in order to prevent "form jumping"
         for child in vbox_combo.get_children():
@@ -205,18 +206,12 @@ class DBBackupDrop(object):
         self.dialog.set_default_response(gtk.RESPONSE_OK)
         self.dialog.show_all()
 
-        pass_widget = self.entry_serverpasswd
-        server_widget = self.entry_server_connection
-        server_widget.set_text('%(login.server)s:%(login.port)s' % CONFIG)
-        db_widget = self.combo_database
-        db_progress = self.db_progressbar
-        label = self.combo_database_label
-        self.refreshlist(None, db_widget, label, db_progress,
-            CONFIG['login.server'], CONFIG['login.port'])
+        self.entry_server_connection.set_text(
+            '%(login.server)s:%(login.port)s' % CONFIG)
+        self.refreshlist(CONFIG['login.server'], CONFIG['login.port'])
 
-        change_button = self.button_server_change
-        change_button.connect_after('clicked', DBBackupDrop.refreshlist_ask,
-                server_widget, db_widget, label, db_progress)
+        self.button_server_change.connect_after('clicked',
+            self.refreshlist_ask)
 
         while True:
             database = False
@@ -224,9 +219,14 @@ class DBBackupDrop(object):
             passwd = False
             res = self.dialog.run()
             if res == gtk.RESPONSE_OK:
-                database = db_widget.get_active_text()
-                url = server_widget.get_text()
-                passwd = pass_widget.get_text()
+                if self.combo_database.get_visible():
+                    database = self.combo_database.get_active_text()
+                elif self.combo_database_entry.get_visible():
+                    database = self.combo_database_entry.get_text()
+                else:
+                    continue
+                url = self.entry_server_connection.get_text()
+                passwd = self.entry_serverpasswd.get_text()
                 break
             if res != gtk.RESPONSE_OK:
                 self.dialog.destroy()
diff --git a/tryton/gui/window/dblogin.py b/tryton/gui/window/dblogin.py
index eb391b9153..272d95e5e1 100644
--- a/tryton/gui/window/dblogin.py
+++ b/tryton/gui/window/dblogin.py
@@ -299,13 +299,11 @@ class DBListEditor(object):
         self.port_entry.set_sensitive(False)
         self.updating_db = True
 
-        def callback(dbs, createdb):
+        def callback(dbs):
             self.updating_db = False
             self.db_cache = (host, port, self.current_profile['name'])
 
-            if dbs is None and createdb is None:
-                pass
-            elif dbs is None or dbs == -1:
+            if dbs is None or dbs == -1:
                 if dbs is None:
                     label = _(u'Could not connect to the server')
                 else:
@@ -313,10 +311,9 @@ class DBListEditor(object):
                 self.database_label.set_label('<b>%s</b>' % label)
                 self.database_label.show()
             elif dbs == 0:
-                if createdb:
-                    self.database_button.show()
-                else:
-                    self.database_entry.show()
+                self.database_button.show()
+            elif dbs == -2:
+                self.database_entry.show()
             else:
                 self.database_entry.set_text(dbname if dbname else '')
                 self.database_combo.show()
diff --git a/tryton/rpc.py b/tryton/rpc.py
index 271d383e74..4e06a8be0e 100644
--- a/tryton/rpc.py
+++ b/tryton/rpc.py
@@ -44,7 +44,8 @@ def db_list(host, port):
         return result
     except Fault, exception:
         if exception.faultCode == 'AccessDenied':
-            raise
+            logging.getLogger(__name__).debug(-2)
+            return -2
         else:
             logging.getLogger(__name__).debug(repr(None))
             return None