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Ruby on Rails: Problems debuggin an app

user2869 Published in May 28, 2018, 9:50 am

I am having problems in order to debug an app using ruby-debug with RadRails. I try to install the gem with gem install ruby-debug19 -as I am using Ruby 1.9.1-p249 but I get the following error:

Microsoft Windows [Version 6.1.7600] Copyright (c) 2009 Microsoft Corporation. All rights reserved.

C:>gem install ruby-debug19 Building native extensions. This could take a while... ERROR: Error installing ruby-debug19: ERROR: Failed to build gem native extension.

C:/Ruby191/bin/ruby.exe extconf.rb checking for vm_core.h... * extconf.rb failed * Could not create Makefile due to some reason, probably lack of necessary libraries and/or headers. Check the mkmf.log file for more details. You may need configuration options.

Provided configuration options: --with-opt-dir --without-opt-dir --with-opt-include --without-opt-include=${opt-dir}/include --with-opt-lib --without-opt-lib=${opt-dir}/lib --with-make-prog --without-make-prog --srcdir=. --curdir --ruby=C:/Ruby191/bin/ruby --with-ruby-dir --without-ruby-dir --with-ruby-include --without-ruby-include=${ruby-dir}/include --with-ruby-lib --without-ruby-lib=${ruby-dir}/lib C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:364:in try_do': The complier failed to genera te an executable file. (RuntimeError) You have to install development tools first. from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:433:intry_cpp' from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:811:in block in have_header' from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:670:inblock in checking_for' from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:276:in block (2 levels) in postp one' from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:250:inopen' from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:276:in block in postpone' from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:250:inopen' from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:272:in postpone' from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:669:inchecking_for' from C:/Ruby191/lib/ruby/1.9.1/mkmf.rb:810:in have_header' from extconf.rb:15:inblock in ' from C:/Ruby191/lib/ruby/gems/1.9.1/gems/ruby_core_source-0.1.4/lib/ruby _core_source.rb:18:in call' from C:/Ruby191/lib/ruby/gems/1.9.1/gems/ruby_core_source-0.1.4/lib/ruby _core_source.rb:18:increate_makefile_with_core' from extconf.rb:20:in `'

Gem files will remain installed in C:/Ruby191/lib/ruby/gems/1.9.1/gems/linecache 19-0.5.11 for inspection. Results logged to C:/Ruby191/lib/ruby/gems/1.9.1/gems/linecache19-0.5.11/ext/tra ce_nums/gem_make.out


Thanks in advance!

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