diff --git a/product/CMFActivity/ActiveResult.py b/product/CMFActivity/ActiveResult.py
new file mode 100644
index 0000000000000000000000000000000000000000..9ab3d109365308d5553dc687ab5c52f43f7a9e25
--- /dev/null
+++ b/product/CMFActivity/ActiveResult.py
@@ -0,0 +1,98 @@
+##############################################################################
+#
+# Copyright (c) 2004 Nexedi SARL and Contributors. All Rights Reserved.
+#                    Sebastien Robin <seb@nexedi.com>
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsability of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# garantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+
+from Products.ERP5Type.Base import Base
+from Products.ERP5Type.Utils import getPath
+from zLOG import LOG
+from Globals import InitializeClass, DTMLFile
+from Products.PythonScripts.Utility import allow_class
+
+class ActiveResult:
+  """
+    Encapsulates the result of deferred activity.
+    This class is used by processes to store results
+    (and eventually, errors)
+  """
+
+  # Standard severities
+  TRACE   = -300
+  DEBUG   = -200
+  BLATHER = -100
+  INFO    =    0
+  PROBLEM =  100
+  WARNING =  100
+  ERROR   =  200
+  PANIC   =  300
+
+  def __init__(self,summary='',severity=INFO,detail='',**kw):
+    """
+    set all parameters
+    """
+    if kw.has_key('object_path'):
+      self.object_path = getPath(kw['object_path'],tuple=1)
+      del kw['object_path']
+    self.summary = summary
+    self.severity = severity
+    self.detail = detail
+    self.__dict__.update(kw)
+
+  def edit(self,**kw):
+    """
+    set all parameters
+    """
+    if kw.has_key('object_path'):
+      self.object_path = getPath(kw['object_path'],tuple=1)
+      del kw['object_path']
+    self.__dict__.update(kw)
+
+  def getProperty(self,value):
+    """
+    A simple getter
+    """
+    return getattr(self,value,None)
+
+  def getResult(self):
+    """
+    Returns the result
+    """
+    return self.result
+
+  def isResult(self):
+    """
+    Tells if the result is a result or an error
+    """
+    return self.severity <= self.INFO
+
+  def isError(self):
+    """
+    Tells if the result is a result or an error
+    """
+    return self.severity > self.INFO
+
+
+allow_class(ActiveResult)
diff --git a/product/CMFActivity/ActivityTool.py b/product/CMFActivity/ActivityTool.py
index a095b189337280371c631b49820fd2682e7e7ce4..0221c3a68d669f907d2cc58377d92dbb4c708dfa 100644
--- a/product/CMFActivity/ActivityTool.py
+++ b/product/CMFActivity/ActivityTool.py
@@ -36,7 +36,7 @@ import re
 
 from Products.CMFCore import CMFCorePermissions
 from Products.ERP5Type.Document.Folder import Folder
-from Products.ERP5Type.Error import Error
+from Products.CMFActivity.ActiveResult import ActiveResult
 from Products.PythonScripts.Utility import allow_class
 from AccessControl import ClassSecurityInfo, Permissions
 from AccessControl.SecurityManagement import newSecurityManager, noSecurityManager
@@ -155,14 +155,14 @@ class Message:
   def activateResult(self, activity_tool, result, object):
     if self.active_process is not None:
       active_process = activity_tool.unrestrictedTraverse(self.active_process)
-      if isinstance(result,Error):
+      if isinstance(result,ActiveResult):
         result.edit(object_path=object)
         result.edit(method_id=self.method_id)
         # XXX Allow other method_id in future
         active_process.activateResult(result)
       else:
         active_process.activateResult(
-                    Error(object_path=object,
+                    ActiveResult(object_path=object,
                           method_id=self.method_id,
                           result=result)) # XXX Allow other method_id in future