> I used WinHex to look at the file I produced from Gzip
> and see that the Checksum in the Gzip trailer doesn't match
> the checksum produced by WinZip, 7-Zip or a standalone
> CRC utility.  The size in the trailer matches the original file
> size however.

Use the 'gz' file extension for the archive and WinRar. Otherwise, I
believe WinZip is the problem - WinZip incorrectly states that the
archive is damaged.

Jeff

On 7/27/09, ErieGuy <[email protected]> wrote:
>
> I had been using Gzip in one application for compression and Gunzip in
> another application to decompress the data produced by Gzip.  This
> worked without problems.  I now have to use a different application
> written in C# to decompress the data produced by Gzip.  I find that
> the C# library is unable to decompress the data produced by Gzip.  I
> also tried to use WinZip and 7-Zip to decompress the data and these
> also report the file as corrupt.  I used WinHex to look at the file I
> produced from Gzip and see that the Checksum in the Gzip trailer
> doesn't match the checksum produced by WinZip, 7-Zip or a standalone
> CRC utility.  The size in the trailer matches the original file size
> however.  I don't believe that this is the only problem though.  I can
> partially decompress large files with the C# library and see that
> initially the decompression looks good, with incorrect characters
> being slowly introduced and then finally an exception is thrown.  I've
> tried this with VS2008 and VS2005 on XP and Vista.  The same results
> are produced regardless of compiler or OS.  Is there a bug in Gzip?

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