C:\ruby\repo\oneclick>rake package
(in C:/ruby/repo/oneclick)
cp -r resources/installer/main.wxs resources/installer/rubygems_bin.wxs resources/installer/rubygems_lib.wxs resources/installer/ruby_bin.wxs resources/installer/ruby_lib.wxs resources/installer/ruby_share.wxs resources/installer/config.wxi sandbox/package
"C:/ruby/repo/oneclick/sandbox/wix/candle.exe" -nologo  main.wxs rubygems_bin.wxs rubygems_lib.wxs ruby_bin.wxs ruby_lib.wxs ruby_share.wxs
main.wxs
rubygems_bin.wxs
rubygems_lib.wxs
ruby_bin.wxs
ruby_lib.wxs
ruby_share.wxs
"C:/ruby/repo/oneclick/sandbox/wix/light.exe" -nologo -out ruby_installer.msi main.wixobj rubygems_bin.wixobj rubygems_lib.wixobj ruby_bin.wixobj ruby_lib.wixobj ruby_share.wixobj
C:\ruby\repo\oneclick\sandbox\package\ruby_bin.wxs(25) : fatal error LGHT0003: primary key 'dir_bin_0' in column 'Directory' are duplicated in table 'Directory'
rake aborted!
Command failed with status (1): ["C:/ruby/repo/oneclick/sandbox/wix/light.e...]

(See full trace by running task with --trace)