Office 2003 SP3 shreds older file formats
Microsoft's latest Office 2003 service pack drops some older file formats for security reasons.
Old Word, Excel, 1-2-3, Quattro, or Corel Draw documents have been deemed security risks and will not be supported by the new service pack for Office 2003. There is a complex workaround.
Read the full story at Slashdot: Office 2003 service pack disables older file formats.