See if your file is listed on the Bitzi database; see How to use Bitzi Web Lookup ... Also, just b/c the filename changes doesn't mean it's not necessarily the same file. Sometimes people change the name when it's the same file. So one day it might be called abc & next day it's called abd. But the following day it might revert back to abc.

Get some hints & xtra downld skills from here: To continue files downlding (click on link)

ALso see Movie download issues