Uploading Avatars

I wanted to delete all the Avatars and use my own.  I try and upload and I get the following message:

Persits.Upload.1 error '800a0005'

The system cannot find the file specified.

/messageboard/forum/functions/functions_upload.asp, line 43

Line 43 is as follows:

    'We need to save the file before we can find out anything about it
    '** Save virtual is used as saving to memory is often disabled by the web host **
    .SaveVirtual strFileUploadPath   <====== Line 43

Bob Leffew