You can use "Search" to find this...
[resource.dopus.com/t/ms-dos-style-short-file-names/3710/1)
[Strange behavior in DOpus 9.0.0.1)
You can use an offical release (without patch)
[Filenames reverting to old skool 8.3 format -)
You can buy an offical release...
[Problems caused by unofficial patches)