[Zope] LocalFS import error

[Babylakshmi]

Hi,

I am getting the following error while starting zope:
Any help to fix this error is highly appreciated.
Thanks,
Babylakshmi

2013-04-19 16:30:32 ERROR Zope Could not import Products.LocalFS
Traceback (most recent call last):
  File "/usr/local/zope/lib/python/OFS/Application.py", line 715, in
import_product
    product=__import__(pname, global_dict, global_dict, silly)
  File "/usr/local/zope/lib/python/Products/LocalFS/__init__.py", line 44, in ?
    import os, LocalFS
  File "/usr/local/zope/lib/python/Products/LocalFS/LocalFS.py", line 52, in ?
    from OFS.content_types import find_binary
ImportError: cannot import name find_binary
Traceback (most recent call last):
  File "/usr/local/zope/lib/python/Zope2/Startup/run.py", line 56, in ?
    run()
  File "/usr/local/zope/lib/python/Zope2/Startup/run.py", line 21, in run
    starter.prepare()
  File "/usr/local/zope/lib/python/Zope2/Startup/__init__.py", line 98, in
prepare
    self.startZope()
  File "/usr/local/zope/lib/python/Zope2/Startup/__init__.py", line 257, in
startZope
    Zope2.startup()
  File "/usr/local/zope/lib/python/Zope2/__init__.py", line 47, in startup
    _startup()
  File "/usr/local/zope/lib/python/Zope2/App/startup.py", line 46, in startup
    OFS.Application.import_products()
  File "/usr/local/zope/lib/python/OFS/Application.py", line 692, in
import_products
    import_product(product_dir, product_name, raise_exc=debug_mode)
  File "/usr/local/zope/lib/python/OFS/Application.py", line 730, in
import_product
    raise sys.exc_info()
KeyError