diff --git a/weboob/capabilities/base.py b/weboob/capabilities/base.py
index 429aeb77..a84c4428 100644
--- a/weboob/capabilities/base.py
+++ b/weboob/capabilities/base.py
@@ -27,7 +27,7 @@ from weboob.tools.misc import to_unicode
 from weboob.tools.ordereddict import OrderedDict
 
 
-__all__ = ['UserError', 'FieldNotFound', 'ObjectNotSupported', 'NotAvailable',
+__all__ = ['UserError', 'FieldNotFound', 'NotAvailable',
            'NotLoaded', 'IBaseCap', 'Field', 'IntField', 'DecimalField',
            'FloatField', 'StringField', 'BytesField', 'DateField',
            'DeltaField', 'empty', 'CapBaseObject']
@@ -51,12 +51,6 @@ class UserError(Exception):
     """
 
 
-class ObjectNotSupported(Exception):
-    """
-    This object is not supported.
-    """
-
-
 class FieldNotFound(Exception):
     """
     A field isn't found.
diff --git a/weboob/tools/application/base.py b/weboob/tools/application/base.py
index 28b5ce11..cb7de3c1 100644
--- a/weboob/tools/application/base.py
+++ b/weboob/tools/application/base.py
@@ -30,7 +30,6 @@ from weboob.capabilities.base import NotAvailable, NotLoaded, ConversionWarning
 from weboob.core import Weboob, CallErrors
 from weboob.core.backendscfg import BackendsConfig
 from weboob.tools.config.iconfig import ConfigError
-from weboob.tools.backend import ObjectNotAvailable
 from weboob.tools.log import createColoredFormatter, getLogger
 from weboob.tools.misc import to_unicode
 
@@ -236,13 +235,7 @@ class BaseApplication(object):
 
     def _do_complete_obj(self, backend, fields, obj):
         if fields is None or len(fields) > 0:
-            try:
-                backend.fillobj(obj, fields)
-            except ObjectNotAvailable, e:
-                logging.warning(u'Could not retrieve required fields (%s): %s' % (','.join(fields), e))
-                for field in fields:
-                    if getattr(obj, field) is NotLoaded:
-                        setattr(obj, field, NotAvailable)
+            backend.fillobj(obj, fields)
         return obj
 
     def _do_complete_iter(self, backend, count, fields, res):
diff --git a/weboob/tools/application/repl.py b/weboob/tools/application/repl.py
index 184aab08..bc38d570 100644
--- a/weboob/tools/application/repl.py
+++ b/weboob/tools/application/repl.py
@@ -26,7 +26,7 @@ from optparse import OptionGroup, OptionParser, IndentedHelpFormatter
 import os
 import sys
 
-from weboob.capabilities.base import FieldNotFound, CapBaseObject, ObjectNotSupported, UserError
+from weboob.capabilities.base import FieldNotFound, CapBaseObject, UserError
 from weboob.core import CallErrors
 from weboob.tools.application.formatters.iformatter import MandatoryFieldsNotFound
 from weboob.tools.misc import to_unicode
@@ -206,22 +206,13 @@ class ReplApplication(Cmd, ConsoleApplication):
                 try:
                     backend = self.weboob.get_backend(obj.backend)
                     return backend.fillobj(obj, fields)
-                except ObjectNotSupported:
-                    pass
                 except UserError, e:
                     self.bcall_error_handler(backend, e, '')
 
         _id, backend_name = self.parse_id(_id)
         backend_names = (backend_name,) if backend_name is not None else self.enabled_backends
-        for backend, obj in self.do(method, _id, backends=backend_names):
+        for backend, obj in self.do(method, _id, backends=backend_names, fields=fields):
             if obj:
-                try:
-                    backend.fillobj(obj, fields)
-                except ObjectNotSupported:
-                    pass
-                except UserError, e:
-                    self.bcall_error_handler(backend, e, '')
-
                 return obj
 
     def get_object_list(self, method=None):
@@ -291,7 +282,7 @@ class ReplApplication(Cmd, ConsoleApplication):
         backends = kwargs.pop('backends', None)
         kwargs['backends'] = self.enabled_backends if backends is None else backends
         kwargs['condition'] = self.condition
-        fields = self.selected_fields
+        fields = kwargs.pop('fields', self.selected_fields)
         if '$direct' in fields:
             fields = []
         elif '$full' in fields:
diff --git a/weboob/tools/backend.py b/weboob/tools/backend.py
index 5b9033fd..5d9090a0 100644
--- a/weboob/tools/backend.py
+++ b/weboob/tools/backend.py
@@ -22,20 +22,14 @@ import os
 from threading import RLock
 from copy import copy
 
-from weboob.capabilities.base import CapBaseObject, FieldNotFound, ObjectNotSupported, \
-                                     IBaseCap, NotLoaded
+from weboob.capabilities.base import CapBaseObject, FieldNotFound, \
+                                     IBaseCap, NotLoaded, NotAvailable
 from weboob.tools.misc import iter_fields
 from weboob.tools.log import getLogger
 from weboob.tools.value import ValuesDict
 
 
-__all__ = ['ObjectNotAvailable', 'BackendStorage', 'BackendConfig', 'BaseBackend']
-
-
-class ObjectNotAvailable(Exception):
-    """
-    Raised when an object is not available.
-    """
+__all__ = ['BackendStorage', 'BackendConfig', 'BaseBackend']
 
 
 class BackendStorage(object):
@@ -361,9 +355,6 @@ class BaseBackend(object):
         :type fields: :class:`list`
         """
 
-        if type(obj) not in self.OBJECTS:
-            raise ObjectNotSupported('The object of type %s is not supported by the backend %s' % (type(obj).__name__, self))
-
         def not_loaded(v):
             return (v is NotLoaded or isinstance(v, CapBaseObject) and not v.__iscomplete__())
 
@@ -402,3 +393,10 @@ class BaseBackend(object):
             if isinstance(obj, key):
                 self.logger.debug(u'Fill %r with fields: %s' % (obj, missing_fields))
                 return value(self, obj, missing_fields) or obj
+
+        # Object is not supported by backend. Do not notice it to avoid flooding user.
+        # That's not so bad.
+        for field in missing_fields:
+            setattr(obj, field, NotAvailable)
+
+        return obj