{"record":{"id":"fd0b7f033418385c","repo":"remotion-dev/remotion","slug":"error-in-remotion-config-ts-file-result-errors","errorCode":null,"errorMessage":"Error in remotion.config.ts file: ${result.errors\n\t\t\t\t.map((error) => error.text)\n\t\t\t\t.join('\\n')}","messagePattern":"Error in remotion\\.config\\.ts file: (.+?)","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"packages/cli/src/load-config.ts","lineNumber":39,"sourceCode":"\t\tthrow new Error(\n\t\t\t`Could not find a tsconfig.json file in your project. Did you delete it? Create a tsconfig.json in the root of your project. Copy the default file from https://github.com/remotion-dev/template-helloworld/blob/main/tsconfig.json. The root directory is: ${remotionRoot}`,\n\t\t);\n\t}\n\n\tconst virtualOutfile = 'bundle.js';\n\tconst result = await BundlerInternals.esbuild.build({\n\t\tplatform: 'node',\n\t\ttarget: 'node16',\n\t\tbundle: true,\n\t\tentryPoints: [resolved],\n\t\ttsconfig: isJavascript ? undefined : tsconfigJson,\n\t\tabsWorkingDir: remotionRoot,\n\t\toutfile: virtualOutfile,\n\t\twrite: false,\n\t\tpackages: 'external',\n\t});\n\tif (result.errors.length > 0) {\n\t\tthrow new Error(\n\t\t\t`Error in remotion.config.ts file: ${result.errors\n\t\t\t\t.map((error) => error.text)\n\t\t\t\t.join('\\n')}`,\n\t\t);\n\t}\n\n\tconst firstOutfile = result.outputFiles[0];\n\n\tif (!firstOutfile) {\n\t\tthrow new Error('No output files found in the config file.');\n\t}\n\n\tconst code = new TextDecoder().decode(firstOutfile.contents);\n\treturn {code, remotionRoot, resolved};\n};\n\nexport const executeConfigFile = ({code, remotionRoot}: PreparedConfigFile) => {\n\tlet str = code;","sourceCodeStart":21,"sourceCodeEnd":57,"githubUrl":"https://github.com/remotion-dev/remotion/blob/78fe4bb3fdb5a2cd68724393d63cb223db333fa7/packages/cli/src/load-config.ts#L21-L57","documentation":"Thrown by prepareConfigFile when esbuild reports one or more errors while bundling remotion.config.ts/js. The message joins all esbuild error.text values with newlines, surfacing syntax errors, unresolved imports, or type errors encountered during config bundling.","triggerScenarios":"A syntax error in remotion.config.ts; importing a module that does not exist or is not installed; referencing a Node builtin that esbuild cannot resolve under packages:'external'; TypeScript type errors that esbuild surfaces.","commonSituations":"Editing remotion.config.ts and introducing a typo; calling Config methods that do not exist; importing from a package not yet installed; switching Remotion versions where a Config API was renamed.","solutions":["Read the joined error text in the message - it pinpoints the line/column in remotion.config.ts.","Fix the syntax/import error and re-run.","If an import cannot be resolved, install the package or remove the import.","Run `npx tsc --noEmit remotion.config.ts` to get richer TS diagnostics."],"exampleFix":"// before - remotion.config.ts\nimport { Config } from './wrong-path';\n// after\nimport {Config} from '@remotion/cli/config';","handlingStrategy":"try-catch","validationCode":"import {build} from 'esbuild';\n\nconst preflightConfig = async (entry: string) => {\n  const result = await build({\n    entryPoints: [entry],\n    bundle: true,\n    write: false,\n    platform: 'node',\n    logLevel: 'silent',\n  });\n  if (result.errors.length > 0) {\n    throw new Error(`remotion.config.ts has errors:\\n${result.errors.map(e => e.text).join('\\n')}`);\n  }\n};\n\nawait preflightConfig(configPath);","typeGuard":null,"tryCatchPattern":"try {\n  await renderMedia(...);\n} catch (err) {\n  if (err instanceof Error && err.message.startsWith('Error in remotion.config.ts file:')) {\n    // surface esbuild text, fix the config, then retry\n  }\n  throw err;\n}","preventionTips":["Run `tsc --noEmit remotion.config.ts` in CI to catch type errors early.","Keep config imports limited to installed @remotion/* packages.","Avoid experimental Node builtins in the config file."],"tags":["cli","config","esbuild","typescript","bundling"],"backgroundTag":null,"analyzedSha":"78fe4bb3fdb5a2cd68724393d63cb223db333fa7","analyzedAt":"2026-08-12T17:18:50.444Z","schemaVersion":2},"datasetVersion":"2026-08-12T23:17:12.415Z"}