Unable to open bzip2 compressed files

[GoogleCodeExporter]

What steps will reproduce the problem?
1. Tried to open a bzip2 archive created with 7zip. I have one item in the 
archive, and i7z.NumberOfItems returns 1, but i7z.ItemPath[i] returns ''.

What version of the product are you using? On what operating system?
Using latest ver of code and tried 7z.dll included and latest (9.20).

Original issue reported on code.google.com by [email protected] on 29 Mar 2012 at 9:17