{"record":{"id":"2920d5f8dd250c92","repo":"ViewComponent/view_component","slug":"component-initializer-can-t-accept-the-parameter","errorCode":null,"errorMessage":"COMPONENT initializer can't accept the parameter `PARAMETER`, as it will override a public ViewComponent method. To fix this issue, rename the parameter.","messagePattern":"COMPONENT initializer can't accept the parameter `PARAMETER`, as it will override a public ViewComponent method\\. To fix this issue, rename the parameter\\.","errorType":"exception","errorClass":"ViewComponent::ReservedParameterError","httpStatus":null,"severity":"error","filePath":"lib/view_component/base.rb","lineNumber":749,"sourceCode":"      # rendering is optional.\n      # @private\n      def __vc_validate_collection_parameter!(validate_default: false)\n        parameter = validate_default ? __vc_collection_parameter : __vc_provided_collection_parameter\n\n        return unless parameter\n        return if __vc_initialize_parameter_names.include?(parameter) || __vc_splatted_keyword_argument_present?\n\n        raise MissingCollectionArgumentError.new(name, parameter)\n      end\n\n      # Ensure the component initializer doesn't define\n      # invalid parameters that could override the framework's\n      # methods.\n      # @private\n      def __vc_validate_initialization_parameters!\n        return unless __vc_initialize_parameter_names.include?(:content)\n\n        raise ReservedParameterError.new(name, :content)\n      end\n\n      # @private\n      def __vc_collection_parameter\n        @__vc_provided_collection_parameter ||= name && name.demodulize.underscore.chomp(\"_component\").to_sym\n      end\n\n      # @private\n      def __vc_collection_counter_parameter\n        @__vc_collection_counter_parameter ||= :\"#{__vc_collection_parameter}_counter\"\n      end\n\n      # @private\n      def __vc_counter_argument_present?\n        __vc_initialize_parameter_names.include?(__vc_collection_counter_parameter)\n      end\n\n      # @private","sourceCodeStart":731,"sourceCodeEnd":767,"githubUrl":"https://github.com/ViewComponent/view_component/blob/9f22c36fa7d7b44098a8ed97472e3b4674ae420f/lib/view_component/base.rb#L731-L767","documentation":"Error \"COMPONENT initializer can't accept the parameter `PARAMETER`, as it will override a public ViewComponent method. To fix this issue, rename the parameter.\" thrown in ViewComponent/view_component.","triggerScenarios":"Thrown at lib/view_component/base.rb:749 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Rename the initializer parameter so it does not collide with a public ViewComponent method (e.g. `content`, `render`, `controller`, `helpers`).","If the colliding name is needed internally, accept it under a different keyword argument and assign it to an instance variable."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"9f22c36fa7d7b44098a8ed97472e3b4674ae420f","analyzedAt":"2026-08-23T10:20:47.008Z","schemaVersion":2},"datasetVersion":"2026-08-23T13:39:53.451Z"}