[Zope] illegal characters in url error

[Paul Rudin]

>>>>> Paul Rudin <paul.rudin@ntlworld.com> writes:

  > I'm new to both zope and python, so I hope you'll forgive my
  > ignorance.

  > I'm writing a simple file upload web page. I've got it working
  > most of the time; however when file names have certain characters
  > in them I get errors like this:

  >   Zope Error Zope has encountered an error while publishing this
  > resource.

  >   Error Type: Bad Request Error Value: The id "[X=X].foo" contains
  > characters illegal in URLs.


On a related note - if you use manage_addFile with a file without
supplying an id you get the same error. Shouldn't the code that
generates the id from the filename cope with ensuring that you get a
valid id?