{"record":{"id":"5bfa9ee61f4fcbb6","repo":"octobercms/october","slug":"please-specify-some-columns-to-export","errorCode":null,"errorMessage":"Please specify some columns to export.","messagePattern":"Please specify some columns to export\\.","errorType":"exception","errorClass":"ApplicationException","httpStatus":null,"severity":"error","filePath":"modules/backend/behaviors/importexportcontroller/ActionExport.php","lineNumber":139,"sourceCode":"    }\n\n    /**\n     * getExportColumns\n     */\n    protected function getExportColumns()\n    {\n        if ($this->exportColumns !== null) {\n            return $this->exportColumns;\n        }\n\n        $columnConfig = $this->getConfig('export[list]');\n\n        $columns = $this->makeListColumns($columnConfig, $this->exportGetModel());\n\n        $columns = $this->controller->importExportExtendColumns($columns, 'export');\n\n        if (empty($columns)) {\n            throw new ApplicationException(__(\"Please specify some columns to export.\"));\n        }\n\n        return $this->exportColumns = $columns;\n    }\n\n    /**\n     * makeExportFormatFormWidget\n     */\n    protected function makeExportFormatFormWidget()\n    {\n        if (!$this->getConfig('export') || $this->getConfig('export[useList]')) {\n            return null;\n        }\n\n        $widgetConfig = $this->makeConfig('~/modules/backend/behaviors/importexportcontroller/partials/fields_export.yaml');\n        $widgetConfig->model = $this->exportGetModel();\n        $widgetConfig->alias = 'exportUploadForm';\n","sourceCodeStart":121,"sourceCodeEnd":157,"githubUrl":"https://github.com/octobercms/october/blob/b608633a7e8922487d91a8161499020121c3b3bf/modules/backend/behaviors/importexportcontroller/ActionExport.php#L121-L157","documentation":"Error \"Please specify some columns to export.\" thrown in octobercms/october.","triggerScenarios":"Thrown at modules/backend/behaviors/importexportcontroller/ActionExport.php:139 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":[],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"b608633a7e8922487d91a8161499020121c3b3bf","analyzedAt":"2026-08-21T04:24:57.515Z","schemaVersion":2},"datasetVersion":"2026-08-21T11:28:35.574Z"}