zendisc error

Traceback (most recent call last):
  File "/opt/zenoss/Products/DataCollector/zendisc.py", line 456, in inner
    snmp_config = driver.next()
  File "/opt/zenoss/Products/ZenUtils/Driver.py", line 63, in result
    raise ex
RemoteException: : Traceback (most recent call last):
  File "/opt/zenoss/Products/ZenHub/PBDaemon.py", line 97, in inner
    return callable(*args, **kw)
  File "/opt/zenoss/Products/ZenHub/services/DiscoverService.py", line 255, in remote_getSnmpConfig
    devroot = self.dmd.Devices.createOrganizer(devicePath)
  File "/opt/zenoss/Products/ZenModel/Organizer.py", line 341, in createOrganizer
    path,self.__class__)
  File "/opt/zenoss/Products/ZenModel/ZenModelBase.py", line 456, in createHierarchyObj
    return createHierarchyObj(root, name, factory, relpath, alog)
  File "/opt/zenoss/Products/ZenUtils/Utils.py", line 618, in createHierarchyObj
    root._setObject(id, newobj)
  File "/opt/zenoss/Products/ZenRelations/ToManyContRelationship.py", line 128, in _setObject
    self.addRelation(object)
  File "/opt/zenoss/Products/ZenRelations/ToManyContRelationship.py", line 118, in addRelation
    ToManyRelationshipBase.addRelation(self, obj)
  File "/opt/zenoss/Products/ZenRelations/RelationshipBase.py", line 91, in addRelation
    obj.id, obj.__class__.__name__))
ZenSchemaError: devices restricted to class Device. 10.113.39.5 is class DeviceClass
: <no traceback>: <no traceback>