I have been trying to figure this out for a while now but cannot seem to figure it out. I keep getting a file system exception. The exception is: An unknown tar format was encountered.Type: Xceed.GZip.GZippedFileFullName: \SEARCH_JoeBlow_2010-11-09 22.23.09.001z.DITU-NOC.PKG.TAR     My code:  public override void ...

Hi, we are currently testing the Xceed Ultimate Suite. In one of our projects, where we plan to use Xceed Zip, we have to estimate the expected compression rate of files and folders. Is it possible to do such estimations with Xceed Zip without real compression of the files? If yes, which approach would you advise? Best Regards,Jens Horn

Has this issue been found or resolved?  I have a zip file with a .pdf in it that will not unzip. I have tested it with WinZip 15.0, LZMa, and a encryption password. It works fine in WinZip 15.0.I can unzip the file if no password, but once I have a password of any length then I get the exception. The calculated authentication value ...

We have an application zipping a user folder to 10M size splitted zipped files. The application is running on Window 2003 server.  I notice class ZipArchive first create a temporary file under [%UserProFile%]\Local Setting\Temp, and then create the splitted zipped files in target.  The problem is [%UserProFile%]\Local ...

When I call dispose on the ZipWriter it's not disposing the inner stream as I expected. Is your writer not disposing the inner stream on purpose, or is it a defect?  I will work around it, but just wanted to know for future reference.

I'm working on a program that read large csv files which can be several hundreds MBs. I noticed that compressing those files with zip would reduced the disk space used by 10. I was thinking allowing my program to read zip files as well but only as a pass-through stream so that there is no overhead on the disk or memory usage. I though the ...

I have been searching the site but can not find a definitive answer.  Is it possible to create a multi-volume zip archive that is self-extracting?  If so, at which version was this feature included? Thank you  Erich

Hi, I do a loop and I zip a file at each iteration. When the loop ends, the zipping is not finished (I see the zips are still coming in the working directory). Is the zipping asynchronous? is it possible to make it synchronous? I use the following code to zip : diskFolder.CopyFilesTo(archief, true, true); Thanks for your help

Hi, Does Xceed Zip for .NET library support AES-256 encryption? The KB article What type of encryption does Xceed Zip use/support? says ''Xceed Zip for .NET will support AES encryption in the May 2006 release.'' in the end. Many thanks  Okash