{"record":{"id":"4ad381a526fc1660","repo":"microsoft/autogen","slug":"unable-to-generate-valid-configuration","errorCode":null,"errorMessage":"Unable to generate valid configuration","messagePattern":"Unable to generate valid configuration","errorType":"exception","errorClass":"Error","httpStatus":null,"severity":"error","filePath":"python/packages/autogen-studio/frontend/src/components/views/teambuilder/builder/builder.tsx","lineNumber":220,"sourceCode":"\n      setValidationResults(validationResult);\n      // if (validationResult.is_valid) {\n      //   messageApi.success(\"Validation successful\");\n      // }\n    } catch (error) {\n      console.error(\"Validation error:\", error);\n      messageApi.error(\"Validation failed\");\n    } finally {\n      setValidationLoading(false);\n    }\n  }, [syncToJson]);\n\n  // Handle save\n  const handleSave = useCallback(async () => {\n    try {\n      const component = syncToJson();\n      if (!component) {\n        throw new Error(\"Unable to generate valid configuration\");\n      }\n\n      if (onChange) {\n        const teamData: Partial<Team> = team\n          ? {\n              ...team,\n              component,\n              created_at: undefined,\n              updated_at: undefined,\n            }\n          : { component };\n        await onChange(teamData);\n        resetHistory();\n      }\n    } catch (error) {\n      messageApi.error(\n        error instanceof Error\n          ? error.message","sourceCodeStart":202,"sourceCodeEnd":238,"githubUrl":"https://github.com/microsoft/autogen/blob/027ecf0a379bcc1d09956d46d12d44a3ad9cee14/python/packages/autogen-studio/frontend/src/components/views/teambuilder/builder/builder.tsx#L202-L238","documentation":"Error thrown by handleSave in autogen-studio's team builder when syncToJson() returns a falsy value. syncToJson serializes the builder's UI state into a Team Component config; a null result means the current builder state could not be converted into a valid configuration, so saving would persist garbage.","triggerScenarios":"Clicking Save while the builder tree is incomplete — e.g. a participant without required fields, an unselected model, or nodes whose component config has not been initialized; a builder state produced by dragging in a component and never editing it.","commonSituations":"Users adding a team member but leaving required model/endpoint fields blank; partially loaded builder state after a failed import; components added programmatically (gallery import) missing default config that syncToJson expects.","solutions":["Run the builder's Validate action first (the same view exposes validation) and fix reported issues before saving.","Fill required fields on every participant (model selection, name) so syncToJson can produce a component.","If it persists after the form looks complete, re-open the builder or re-add the offending component to reset its config state."],"exampleFix":"// before\nconst component = syncToJson();\nif (!component) throw new Error(\"Unable to generate valid configuration\");\n\n// after\nawait handleValidate(); // surface per-field validation errors first\nconst component = syncToJson();\nif (!component) {\n  messageApi.error(\"Fix validation errors before saving.\");\n  return;\n}","handlingStrategy":"validation","validationCode":"const component = syncToJson();\nif (!component) {\n  messageApi.error(\"The builder has incomplete fields; run Validate to see what is missing.\");\n  return;\n}","typeGuard":"const isValidTeamComponent = (c: Component | null | undefined): c is Component =>\n  Boolean(c && c.component_type); // adjust to required fields of your config schema","tryCatchPattern":"try { await handleSave(); }\ncatch (e) {\n  if (e instanceof Error && e.message === \"Unable to generate valid configuration\") {\n    messageApi.error(\"Fix validation issues before saving.\");\n  }\n}","preventionTips":["Run the builder's Validate action and resolve all errors before enabling Save.","Require model/name fields when a participant is added so state is always serializable.","Treat a null syncToJson result as a user-facing validation problem, not a crash."],"tags":["react","typescript","frontend","validation"],"backgroundTag":null,"analyzedSha":"027ecf0a379bcc1d09956d46d12d44a3ad9cee14","analyzedAt":"2026-08-15T03:38:00.719Z","schemaVersion":2},"datasetVersion":"2026-08-15T22:17:37.221Z"}