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Je suis nouveau sur Linux, et je viens d'installer une distribution basée sur fedora. J'ai installé des rails, mais lorsque je tente de créer un nouveau projet et écrire installer ensemble dans le terminal i obtenu cette erreurFedora, Rails: Assurez-vous que `gem install pg -v '0.19.0'` réussit avant de grouper
Fetching gem metadata from https://rubygems.org/..............
Fetching version metadata from https://rubygems.org/...
Fetching dependency metadata from https://rubygems.org/..
Resolving dependencies...
Using rake 12.0.0
Using concurrent-ruby 1.0.2
Using i18n 0.7.0
Using minitest 5.10.1
Using thread_safe 0.3.5
Using builder 3.2.2
Using erubis 2.7.0
Using mini_portile2 2.1.0
Using rack 2.0.1
Using nio4r 1.2.1
Using websocket-extensions 0.1.2
Using mime-types-data 3.2016.0521
Using arel 7.1.4
Using bundler 1.13.6
Using byebug 9.0.6
Using ffi 1.9.14
Using rb-fsevent 0.9.8
Using method_source 0.8.2
Installing pg 0.19.0 with native extensions
Using puma 3.6.2
Using thor 0.19.4
Using tzinfo 1.2.2
Using nokogiri 1.6.8.1
Using rack-test 0.6.3
Using sprockets 3.7.0
Using websocket-driver 0.6.4
Using mime-types 3.1
Using rb-inotify 0.9.7
Gem::Ext::BuildError: ERROR: Failed to build gem native extension.
current directory: /home/myusername/.gem/ruby/gems/pg-0.19.0/ext
/usr/bin/ruby -r ./siteconf20161213-11986-1jtdscv.rb extconf.rb
checking for pg_config... no
No pg_config... trying anyway. If building fails, please try again with
--with-pg-config=/path/to/pg_config
checking for libpq-fe.h... no
Can't find the 'libpq-fe.h header
*** 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}/lib64
--with-make-prog
--without-make-prog
--srcdir=.
--curdir
--ruby=/usr/bin/$(RUBY_BASE_NAME)
--with-pg
--without-pg
--enable-windows-cross
--disable-windows-cross
--with-pg-config
--without-pg-config
--with-pg_config
--without-pg_config
--with-pg-dir
--without-pg-dir
--with-pg-include
--without-pg-include=${pg-dir}/include
--with-pg-lib
--without-pg-lib=${pg-dir}/lib64
To see why this extension failed to compile, please check the mkmf.log which can be found here:
/home/myusername/.gem/ruby/extensions/x86_64-linux/2.3.0/pg-0.19.0/mkmf.log
extconf failed, exit code 1
Gem files will remain installed in /home/myusername/.gem/ruby/gems/pg-0.19.0 for inspection.
Results logged to /home/myusername/.gem/ruby/extensions/x86_64-linux/2.3.0/pg-0.19.0/gem_make.out
An error occurred while installing pg (0.19.0), and Bundler cannot continue.
Make sure that `gem install pg -v '0.19.0'` succeeds before bundling.
Je ne sais pas quoi faire et je veux résoudre ce problème possible que je peux .
Si vous avez d'autres problèmes, posez-leur des questions distinctes plutôt que des commentaires à cette question. En outre, pensez à accepter la réponse qui vous a aidé, si elle a résolu ce problème particulier; http://meta.stackexchange.com/questions/5234/how-does-accepting-an-answer-work – Matt