{"record":{"id":"f359d5b261b7798d","repo":"octobercms/october","slug":"unable-to-find-content-fieldset-definition-with-uu","errorCode":null,"errorMessage":"Unable to find content fieldset definition with UUID of '{$uuid}'.","messagePattern":"Unable to find content fieldset definition with UUID of '(.+?)'\\.","errorType":"exception","errorClass":"SystemException","httpStatus":null,"severity":"error","filePath":"modules/tailor/classes/BlueprintModel.php","lineNumber":187,"sourceCode":"\n        if (!$fieldset) {\n            $fieldset = $this->getContentFieldsetDefinition();\n        }\n\n        return $fieldset;\n    }\n\n    /**\n     * getContentFieldsetDefinition\n     */\n    public function getContentFieldsetDefinition(): Fieldset\n    {\n        $uuid = $this->getBlueprintUuid();\n\n        $fieldset = BlueprintIndexer::instance()->findContentFieldset($uuid);\n\n        if (!$fieldset) {\n            throw new SystemException(\"Unable to find content fieldset definition with UUID of '{$uuid}'.\");\n        }\n\n        return $fieldset;\n    }\n\n    /**\n     * makePageUrlParams returns parameters used when linking to this record as a page\n     */\n    public function makePageUrlParams(): array\n    {\n        return [\n            'id' => $this->id,\n            'code' => $this->code,\n            'slug' => $this->slug,\n            'fullslug' => $this->fullslug\n        ];\n    }\n}","sourceCodeStart":169,"sourceCodeEnd":205,"githubUrl":"https://github.com/octobercms/october/blob/b608633a7e8922487d91a8161499020121c3b3bf/modules/tailor/classes/BlueprintModel.php#L169-L205","documentation":"Error \"Unable to find content fieldset definition with UUID of '{$uuid}'.\" thrown in octobercms/october.","triggerScenarios":"Thrown at modules/tailor/classes/BlueprintModel.php:187 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"}