diff --git a/addons/crm/crm_lead.py b/addons/crm/crm_lead.py
index 566885e3c46..f479ed8d3a6 100644
--- a/addons/crm/crm_lead.py
+++ b/addons/crm/crm_lead.py
@@ -827,9 +827,10 @@ class crm_lead(crm_case, osv.osv):
 
     def unlink(self, cr, uid, ids, context=None):
         for lead in self.browse(cr, uid, ids, context):
-            if (not lead.section_id.allow_unlink) and (lead.state <> 'draft'):
-                raise osv.except_osv(_('Warning !'),
-                    _('You can not delete this lead. You should better cancel it.'))
+            if (not lead.section_id.allow_unlink) and (lead.state != 'draft'):
+                raise osv.except_osv(_('Error'),
+                    _("You cannot delete lead '%s'; it must be in state 'Draft' to be deleted. " \
+                      "You should better cancel it, instead of deleting it.") % lead.name)
         return super(crm_lead, self).unlink(cr, uid, ids, context)