Starting with ZNC for Windows version 0.098, we decided to use a new compiler version (Microsoft Visual C++ 2010 SP1)! Therefore, if you get any errors about missing DLLs on ZNC startup, please download and install one of the following runtime component installers from Microsoft: For 32 Bit (x86) Systems: http://www.microsoft.com/downloads/en/details.aspx?FamilyID=c32f406a-f8fc-4164-b6eb-5328b8578f03 For 64 Bit (x64) Systems: http://www.microsoft.com/downloads/en/details.aspx?FamilyID=C68CCBB6-75EF-4C9D-A326-879EAB4FCDF8 Thanks! Your znc-msvc team.