Hello Phillip, thanks for your response. The problem is I've already got a FileUpload instance. (The user is uploading via a form,a bmp or tif) I'm converting(resizing etc.), saving to the filesystem(as tif)and then I'd like to convert to jpeg, return it to Zope and add it to the ZODB. Thanks Sven -- Sent through GMX FreeMail - http://www.gmx.net