cant open files

[LOLL]

When I try to open some files saved on my cd or flah drive I get a message
saying windows is unable to open the file. The files were created on my
desktop using vista and downloaded to the cds an flash drive, but i cant open
them using my xp laptop

 

[Mark Adams]

When I try to open some files saved on my cd or flah drive I get a message
saying windows is unable to open the file. The files were created on my
desktop using vista and downloaded to the cds an flash drive, but i cant open
them using my xp laptop

See the following KB article:
http://support.microsoft.com/kb/308421