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    Upvotes84Top Answeredited Jun 20, 2012 at 2:20

    This error message means that Windows isn't able to find "cygwin1.dll". The Programs that the Cygwin gcc create depend on this DLL. The file is part of cygwin , so most likely it's located in C:\cygwin\bin. To fix the problem all you have to do is add C:\cygwin\bin (or the location where cygwin1.dll can be found) to your system path. Alternatively you can copy cygwin1.dll into your Windows directory.

    There is a nice tool called DependencyWalker that you can download from http://www.dependencywalker.com . You can use it to check dependencies of ...

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  3. Cygwin
    https://cygwin.com

    Cygwin

    • Install Cygwin

      64-bit: http://ctm.crouchingtigerhiddenfruitbat.org/pub/cygwin/circa/64bit/2024/01/30/231215 …

    • User's Guide

      Cygwin User's Guide. The Cygwin User's Guide is now available in several …

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      Search Packages - Cygwin

    • Cygwin

      The Cygwin DLL currently works with all recent, commercially released x86_64 …

  4. Cygwin
    https://cygwin.com/install.html

    Cygwin Installation

  5. People also ask
    Why can't I find cygwin1 DLL?
    This error message means that Windows isn't able to find "cygwin1.dll". The Programs that the Cygwin gcc create depend on this DLL. The file is part of cygwin , so most likely it's located in C:\cygwin\bin. To fix the problem all you have to do is add C:\cygwin\bin (or the location where cygwin1.dll can be found) to your system path.

    The program can't start because cygwin1.dll is missing... in Eclipse

    stackoverflow.com
    What is the latest version of the Cygwin DLL?
    The most recent version of the Cygwin DLL is 3.5.3 . The Cygwin DLL currently works with all recent, commercially released x86_64 versions of Windows, starting with Windows 8.1. For more information see the FAQ . Cygwin 3.4.10 was the last Cygwin version supporting Windows 7, Windows 8, Windows Server 2008 R2 and Windows Server 2012.

    Cygwin

    cygwin.com
    Does Cygwin work with x86_64?
    Again, you need to build your apps from source if you want to take advantage of Cygwin functionality. The most recent version of the Cygwin DLL is 3.5.3 . The Cygwin DLL currently works with all recent, commercially released x86_64 versions of Windows, starting with Windows 8.1. For more information see the FAQ .

    Cygwin

    cygwin.com
    How do I install a Cygwin package for 64-bit Windows?
    Run setup-x86_64.exe any time you want to update or install a Cygwin package for 64-bit windows. The signature for setup-x86_64.exe can be used to verify the validity of this binary using the public key here. When installing packages for the first time, the setup program does not install every package.

    Cygwin Installation

    cygwin.com
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  6. Lifewire
    https://www.lifewire.com/how-to-fix-cygwin1-dll...

    How to Fix Cygwin1.dll Not Found or Missing Errors - Lifewire

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