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  • "Compression method not supported" When trying to read simple Deflate Zip

    Hi, if i try to read a zip file created by 7zip command line with the following parameters: -mm=Deflate -mx=9 -pPassword, at zipinputstream.GetNextEntry() then i get exception, "Compression method not supported" A simple AES 256 encrypted deflate method zip, total commander, windows, java simply...
    Posted to Forum by disconnect on 10-06-2017
  • Extracting splitted archives

    Hello, is it possible to extract splitted archives? I always get an error message if I try to get the input stream of zip file's zip entry. The message is "wrong local header". The files in the explorer look like this: data.z01 data.z02 ... Thank you for your help!
    Posted to Forum by Henrik82 on 06-22-2012
  • FastZip: Extracting without creating folders?

    Hi guys Using FastZip, when I try to extract a file from a ZIP, it recreates the folder structure in my target directory. Is it at all possible to extract a file using FastZip and 'ignore' folder structure, meaning extracting the file I specified using the folder to the root of my specified directory...
    Posted to Forum by Ambious on 07-24-2011
  • Extracted Zip on web host resulting in illegal file names - Please help

    I have spent all day on this. Any help or pointers would be appreicated. I am using the following code (2 versions shown below) to zip a folder and its sub-folder. The folder is a WordPress theme. The file structure is: images\imagefile1.png images\imagefile2.png file1.php file2.css ... etc. When the...
    Posted to Forum by NickL on 08-05-2010
  • Extracting to blank 0 kB file

    Hi friends, I am having a problem in unzipping a file, its extracting as 0 KB doc file, eventhough zipfile has valid document file.When I observed the process its creating a blank .doc file and failing to read from zip file or write into .doc file. I am using ICSharpCode.SharpZipLib.dll(Version 0.85...
    Posted to Forum by Devaraja on 10-27-2009
  • Extracting Zipped File problem

    I am using sharpziplib.dll version ( for .net framework 2.0. It zips without errors but when I try to extract the file zipped with winzip, I get error message saying: (The compression size stored in the local header for this file is not the same as the compression size stored in the central...
    Posted to Forum by cagwu on 06-09-2009
  • Unzipping file with no extension

    The zip utilities work great except when I am trying to unzip a file with no extension(basically a file type of file). The sender of the file can't/won't change the way they zip the file. I have tried the fast zip and a few other examples, but they don't seem to be able to see the file without...
    Posted to Forum by miketstream on 02-14-2009
  • Archiving with Crc32 gives Winrar problem, Winzip works okay.

    I read this forum and there are many threads about this item but i do not find a solution. I'm a newby here so sorry if i overlooked the solution. This is the code i use (like most of you do): ZipOutputStream zipOutputStream = new ZipOutputStream(File.Create(@aZipUri)); zipOutputStream.SetLevel(9...
    Posted to Forum by joshuatree on 01-29-2009
  • Extracting multiple unwanted files

    Hi, I face the following chalenge. I have a zip file with about 30.000 files. I want to loop through these files. So I extract one, do some handling on the file, delete it and proceed to the next one. I have for instance files like: 20050114-16070-12113 20050116-34850-26101 20050117-00119-34580 20050117...
    Posted to Forum by John van Kaam on 10-17-2008
  • Retrieve ContentType From the ZipEntry after extracting the file.

    Hi, After extracting file from the Zip, i want to know how to get the ContentType of the file we just extracted. Basically, i have a .zip file which included .jpg / GIF etc image files along with .pdf, .csv, .xls etc. Now, for images, i have to create thumbnails, and while i am extracting the zip file...
    Posted to Forum by Hardik on 09-30-2008
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