Find the latest LibreCAD installer for windows, LC version 2.0.0rc1, on SourceForge.net:
http://sourceforge.net/projects/librecad/files/Windows/2.0.0rc1/Please download and test it extensive.
If there are any bugs, please file them on
SourceForge.net http://sourceforge.net/p/librecad/bugs/github https://github.com/LibreCAD/LibreCAD/issuesor
LC forum http://forum.librecad.org/Troubleshooting-and-problems-f5706789.html
investing less than half an hour into Search function can save hours or days of waiting for a solution