Bundle install issue

Hi all,

Currently i am using rails 3.1.0.(windows 7)
when i am running bundle install i am ending up with following error

Using rspec-rails (2.7.0)
Installing ruby-debug-base19 (0.11.25) with native extensions
Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native
extension.

    C:/Ruby193/bin/ruby.exe extconf.rb

checking for rb_method_entry_t.body in method.h… no
checking for vm_core.h… no
C:/Ruby193/lib/ruby/gems/1.9.1/gems/ruby_core_source-0.1.5/lib/ruby_core_source.rb:39:
Use RbConfig instead of obsolete and deprecated Config.
checking for rb_method_entry_t.body in method.h… no
checking for vm_core.h… yes
checking for iseq.h… yes
checking for insns.inc… yes
checking for insns_info.inc… yes
checking for eval_intern.h… yes
creating Makefile

make
generating ruby_debug-i386-mingw32.def
compiling breakpoint.c
compiling ruby_debug.c
ruby_debug.c:29:19: error: conflicting types for
‘rb_iseq_compile_with_option’
C:/Ruby193/include/ruby-1.9.1/ruby-1.9.3-p194/vm_core.h:505:7: note:
previous declaration of ‘rb_iseq_compile_with_option’ was here
ruby_debug.c: In function ‘context_jump’:
ruby_debug.c:2414:53: warning: comparison between signed and unsigned
integer expressions
ruby_debug.c:2428:27: warning: comparison between signed and unsigned
integer expressions
make: *** [ruby_debug.o] Error 1

Gem files will remain installed in
C:/Ruby193/lib/ruby/gems/1.9.1/gems/ruby-debug-base19-0.11.25 for
inspection.
Results logged to
C:/Ruby193/lib/ruby/gems/1.9.1/gems/ruby-debug-base19-0.11.25/ext/ruby_debug/gem_make.out
An error occurred while installing ruby-debug-base19 (0.11.25), and
Bundler
cannot continue.
Make sure that gem install ruby-debug-base19 -v '0.11.25' succeeds
before
bundling.

How can i resolve this issue ?
Thanks in advance

With Regards,

Harika Grandhi