{"record":{"id":"a116b7b661740e1f","repo":"googleapis/mcp-toolbox","slug":"error-generating-script-content-for-s-w","errorCode":null,"errorMessage":"error generating script content for %s: %w","messagePattern":"error generating script content for (.+?): %w","errorType":"console","errorClass":null,"httpStatus":null,"severity":"error","filePath":"cmd/internal/skills/command.go","lineNumber":214,"sourceCode":"\t\t\t\treturn err\n\t\t\t}\n\t\t\tjsConfigArgs = append(jsConfigArgs, `\"--config\"`, fmt.Sprintf(`path.join(__dirname, \"..\", \"assets\", %q)`, baseName))\n\t\t}\n\n\t\tconfigArgsStr := strings.Join(jsConfigArgs, \", \")\n\n\t\t// Iterate over keys to ensure deterministic order\n\t\tvar toolNames []string\n\t\tfor name := range allTools {\n\t\t\ttoolNames = append(toolNames, name)\n\t\t}\n\t\tsort.Strings(toolNames)\n\n\t\tfor _, toolName := range toolNames {\n\t\t\t// Generate wrapper script in scripts directory\n\t\t\tscriptContent, err := generateScriptContent(toolName, configArgsStr, cmd.licenseHeader, cmd.invocationMode, cmd.toolboxVersion, parser.OptionalEnvVars)\n\t\t\tif err != nil {\n\t\t\t\terrMsg := fmt.Errorf(\"error generating script content for %s: %w\", toolName, err)\n\t\t\t\topts.Logger.ErrorContext(ctx, errMsg.Error())\n\t\t\t\treturn errMsg\n\t\t\t}\n\n\t\t\tscriptFilename := filepath.Join(scriptsPath, fmt.Sprintf(\"%s.js\", toolName))\n\t\t\tif err := os.WriteFile(scriptFilename, []byte(scriptContent), 0755); err != nil {\n\t\t\t\terrMsg := fmt.Errorf(\"error writing script %s: %w\", scriptFilename, err)\n\t\t\t\topts.Logger.ErrorContext(ctx, errMsg.Error())\n\t\t\t\treturn errMsg\n\t\t\t}\n\t\t}\n\n\t\t// Generate SKILL.md\n\t\tskillContent, err := generateSkillMarkdown(skillName, content.description, cmd.additionalNotes, allTools, parser.EnvVars)\n\t\tif err != nil {\n\t\t\terrMsg := fmt.Errorf(\"error generating SKILL.md content: %w\", err)\n\t\t\topts.Logger.ErrorContext(ctx, errMsg.Error())\n\t\t\treturn errMsg","sourceCodeStart":196,"sourceCodeEnd":232,"githubUrl":"https://github.com/googleapis/mcp-toolbox/blob/8cc6e09de2ad7b8bffc77751799585a1401a48eb/cmd/internal/skills/command.go#L196-L232","documentation":"This error wraps a failure from generateScriptContent, which renders the JavaScript wrapper script for a tool during `toolbox skills` generation. The skills command iterates every tool in the resolved skill and generates a .js wrapper per tool; if the template execution or data assembly for any tool fails, the command logs and aborts with this wrapped error so the user knows which tool's script could not be generated.","triggerScenarios":"Running `toolbox skills` when generateScriptContent returns an error for a given toolName — e.g. template data construction fails for a tool's parameters, an unexpected tool manifest shape, or an internal template rendering failure while processing the tool set (after toolNames are sorted and iterated).","commonSituations":"Generating a skill for a toolset containing a tool with unusual or malformed parameter metadata; a tool added by a newer/older toolbox version whose manifest fields don't match the script template's expectations; corrupted or partially written config causing odd tool definitions.","solutions":["Re-run the command to confirm the failure is deterministic and note the toolName in the wrapped message","Run `toolbox tools list` (or inspect the resolved config) to examine that specific tool's parameters/manifest for anomalies","Regenerate with a narrower --toolset/--group excluding the failing tool to isolate it","Update the toolbox binary so the tool's manifest matches the script template expectations","If persistent, report the failing tool/config to the MCP Toolbox maintainers"],"exampleFix":"// before\ntoolbox skills --name my-skill --toolset all\n// after (isolate the failing tool by generating a smaller toolset)\ntoolbox skills --name my-skill --tools execute_sql","handlingStrategy":"try-catch","validationCode":"// Pre-check resolved tools before generating\nout, _ := exec.Command(\"toolbox\", \"tools\", \"list\", \"--toolset\", \"all\").CombinedOutput()\nif len(out) == 0 { return errors.New(\"no tools resolved; nothing to generate\") }","typeGuard":null,"tryCatchPattern":"try {\n  execSync(\"toolbox skills --name my-skill --toolset my-set\", { stdio: \"inherit\" });\n} catch (e) {\n  if (String(e.stderr).includes(\"error generating script content for\")) {\n    console.error(\"Script generation failed for a tool; regenerate with a narrower toolset:\", e.stderr);\n  } else { throw e; }\n}","preventionTips":["Pin a toolbox version compatible with your config's tool definitions","Test skills generation in CI against every toolset you ship","Avoid hand-editing generated configs that feed tool metadata","Regenerate skills after any config change rather than reusing stale output"],"tags":["go","cli","skills","template-generation"],"backgroundTag":"script-generation-failed","analyzedSha":"8cc6e09de2ad7b8bffc77751799585a1401a48eb","analyzedAt":"2026-09-05T01:10:36.887Z","contentChangedAt":"2026-09-05T01:10:36.887Z","schemaVersion":2},"datasetVersion":"2026-09-08T10:18:20.063Z"}