Get a runtime Error when trying to install plugin

[pereran]

Mesg is: Runtime Error! Program C:\Ruby187\bin\ruby.exe R6034 An application has made an attempt to load the C runtime library incorrectly

Running Redmine 1.0.4 with the following gems.

*** LOCAL GEMS ***

actionmailer (2.3.5)
actionpack (2.3.5)
activerecord (2.3.5)
activeresource (2.3.5)
activesupport (2.3.5)
cgi_multipart_eof_fix (2.5.0)
diff-lcs (1.1.3)
fastercsv (1.5.4)
gem_plugin (0.2.3)
git (1.2.5)
grit (2.4.1)
highline (1.5.2)
htauth (1.0.3)
i18n (0.4.2)
mime-types (1.17.2)
mongrel (1.1.5 x86-mingw32)
mongrel_service (0.3.4 i386-mswin32)
mysql (2.8.1 x86-mingw32)
rack (1.0.1)
rails (2.3.5)
rake (0.8.7)
rmagick (2.12.0 mswin32)
win32-service (0.5.2 mswin32)