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VirtualboxGuestAdditionのバージョンがホストとゲストで一致していない
2019/5/1
エラー内容
123456789101112Vagrant was unable to mount VirtualBox shared folders. This is usuallybecause the filesystem "vboxsf" is not available. This filesystem ismade available via the VirtualBox Guest Additions and kernel module.Please verify that these guest additions are properly installed in theguest. This is not a bug in Vagrant and is usually caused by a faultyVagrant box. For context, the command attempted was:mount -t vboxsf -o uid=1000,gid=1000 vagrant /vagrantThe error output from the command was:/sbin/mount.vboxsf: mounting failed with the error: No such deviceVirtualboxGuestAdditionのバージョンがホストとゲストで一致していないことで、エラーになっている。 [ ...
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ActiveRecord::PendingMigrationError
2019/4/13
マイグレーションエラー エラーが出たとき 以下のコマンドを実行
1$ rake db:migrateあれ、またエラーでたw [crayon-600727719578971 ...
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You must use Bundler 2 or greater with this lockfile
2019/4/13
railsの環境構築しているときに出たエラー エラー内容
123456/usr/local/rbenv/versions/2.4.1/lib/ruby/site_ruby/2.4.0/bundler/lockfile_parser.rb:108:in `warn_for_outdated_bundler_version': You must use Bundler 2 or greater with this lockfile. (Bundler::LockfileError)from /usr/local/rbenv/versions/2.4.1/lib/ruby/site_ruby/2.4.0/bundler/lockfile_parser.rb:95:in `initialize'from /var/www/html/propanet/bin/spring:10:in `new'from /var/www/html/propanet/bin/spring:10:in `<top (required)>'from bin/rails:3:in `load'from bin/rails:3:in `<main>'どうやらプロジェクトのbundleとGemfileのbandleがあっていな ...