gem install guard-livereload ERROR: Error installing guard-livereload:
ERROR: Failed to build gem native extension.
"C: / Program Files / Ruby22 / bin / ruby.exe" -r ./siteconf20160513-4972-mbp2zq.rb extconf.rb creating Makefile
make "DESTDIR=" clean external command, operable program or batch file.
make "DESTDIR=" external command, operable program or batch file.
make failed, exit code 1
Gem files will remain installed in C: / Program Files / Ruby22 / lib / ruby / gems / 2.2.0 / gems / http_parser.rb-0.6.0 for inspection. Results logged to C: / Program Files / Ruby22 / lib / ruby / gems / 2.2.0 / extensions / x86-mingw32 / 2.2.0 / http_parser.rb-0.6.0 / gem_make.out
Why an error occurs and what to do?
