We had to reformat the internal drive completely, and had to hunt down some obscure instructions to help us do so.

ENGADGET: iRiver H10: Hands-on review

Many other users report corrupted data on their SD card, forcing them to reformat it, and losing their data in the process.

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Thanks to Medianet, for instance, the network can reformat a video so that pictures taken by a small camera can be seen in high definition on a computer or television screen.

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Here users can type in the name of a Japanese site they want to access and Shodouka's software will fetch the pages and reformat them so that the script can be read.

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Good luck getting a straight answer from any of these three parties (the tech support guy from Dell, in fact, suggested I reformat my hard drive and reinstall Windows 7 if you can believe that).

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The software has the intelligence to determine how data in one source (like customer names) are related to data in another (like customer transactions) and to reformat info to reconcile presentation differences (like a middle initial).

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Salgado had to reformat the book.

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We then had to find some other obscure message board thread to describe exactly how to reformat the player after which, playing Napster To Go tracks finally worked (we had to re-transfer all of the music files after the reformat, of course).

ENGADGET: Napster To Go: Review and Features Guide

So, if you're trying to use Napster to Go with the iRiver H10, and you're seeing the same problem, check out this thread and follow the second set of instructions (there are two on the page) to reformat your player, then re-transfer your NTG files and try again.

ENGADGET: Napster To Go: Review and Features Guide