{"record":{"id":"4bd3bb8c667fb53c","repo":"hashicorp/vagrant","slug":"there-are-errors-in-the-configuration-of-this-mach-4bd3bb","errorCode":null,"errorMessage":"There are errors in the configuration of this machine. Please fix\nthe following errors and try again:\n\n%{errors}","messagePattern":"There are errors in the configuration of this machine\\. Please fix\nthe following errors and try again:\n\n%(.+?)","errorType":"exception","errorClass":"Vagrant::Errors::ConfigInvalid","httpStatus":null,"severity":"error","filePath":"lib/vagrant/environment.rb","lineNumber":1016,"sourceCode":"        ldp = @local_data_path.join(\"machines/#{mname}/#{provider}\") if @local_data_path\n        plugins << vagrantfile.machine_config(mname, provider, boxes, ldp, false)[:config]\n      end\n      result = plugins.reverse.inject(Vagrant::Util::HashWithIndifferentAccess.new) do |memo, val|\n        Vagrant::Util::DeepMerge.deep_merge(memo, val.vagrant.plugins)\n      end\n      Vagrant::Util::DeepMerge.deep_merge(result, vagrantfile.config.vagrant.plugins)\n    end\n\n    # Check for any local plugins defined within the Vagrantfile. If\n    # found, validate they are available. If they are not available,\n    # request to install them, or raise an exception\n    #\n    # @return [Hash] plugin list for loading\n    def process_configured_plugins\n      return if !Vagrant.plugins_enabled?\n      errors = vagrantfile.config.vagrant.validate(nil)\n      if !Array(errors[\"vagrant\"]).empty?\n        raise Errors::ConfigInvalid,\n          errors: Util::TemplateRenderer.render(\n            \"config/validation_failed\",\n            errors: {vagrant: errors[\"vagrant\"]}\n          )\n      end\n      # Check if defined plugins are installed\n      installed = Plugin::Manager.instance.installed_plugins\n      needs_install = []\n      config_plugins = find_configured_plugins\n      config_plugins.each do |name, info|\n        if !installed[name]\n          needs_install << name\n        end\n      end\n      if !needs_install.empty?\n        ui.warn(I18n.t(\"vagrant.plugins.local.uninstalled_plugins\",\n          plugins: needs_install.sort.join(\", \")))\n        if !Vagrant.auto_install_local_plugins?","sourceCodeStart":998,"sourceCodeEnd":1034,"githubUrl":"https://github.com/hashicorp/vagrant/blob/35f3160f4ad6edc3a9f3aa9570adfc1a4d73aaa5/lib/vagrant/environment.rb#L998-L1034","documentation":"Raised as Vagrant::Errors::ConfigInvalid from Vagrant::Environment#process_configured_plugins (lib/vagrant/environment.rb:1016) when vagrantfile.config.vagrant.validate(nil) — validation of the root `config.vagrant` settings — returns errors. The failing keys are rendered through the config/validation_failed template into the %{errors} placeholder and environment creation aborts before local plugin processing.","triggerScenarios":"Malformed root config in the Vagrantfile, most often the plugins entry: assigning a bare string instead of a hash/array (config.vagrant.plugins = \"name\"), hash entries missing the plugin name, or an invalid config.vagrant.host value — anything the root vagrant config object's validator rejects.","commonSituations":"Enabling local plugins with syntax copied from a different Vagrant version's docs; hand-merging Vagrantfiles and mangling the config.vagrant section; typos in the plugins hash keys.","solutions":["Read the rendered validation errors in the message — they name the exact offending config.vagrant keys","Fix the plugins entry shape: an Array of names or a Hash keyed by plugin name with optional version/sources/entry_point options","If config.vagrant.host is the culprit, remove it (autodetect) or use a registered host symbol","Re-check with `vagrant validate` after the edit"],"exampleFix":"# before\nVagrant.configure(\"2\") do |config|\n  config.vagrant.plugins = \"vagrant-cachier\"   # String, not Array/Hash\nend\n\n# after\nVagrant.configure(\"2\") do |config|\n  config.vagrant.plugins = { \"vagrant-cachier\" => { \"version\" => \"1.2.9\" } }\nend","handlingStrategy":"validation","validationCode":"# `vagrant validate` runs the same root-config validation\nsystem(\"vagrant validate\") or abort \"invalid config.vagrant settings — see errors above\"","typeGuard":null,"tryCatchPattern":"begin\n  env = Vagrant::Environment.new(cwd: dir)\nrescue Vagrant::Errors::ConfigInvalid => e\n  abort \"Fix config.vagrant settings:\\n#{e.extra_data[:errors]}\"\nend","preventionTips":["Give config.vagrant.plugins an Array of names or Hash keyed by plugin name","Run `vagrant validate` whenever you touch the config.vagrant section","Copy plugin-config syntax from the docs matching your installed Vagrant version"],"tags":["vagrant","configuration","validation","plugins"],"backgroundTag":"config-validation-failed","analyzedSha":"35f3160f4ad6edc3a9f3aa9570adfc1a4d73aaa5","analyzedAt":"2026-08-21T13:34:32.514Z","schemaVersion":2},"datasetVersion":"2026-08-21T18:17:14.833Z"}