{"record":{"id":"8857f95333b092f1","repo":"multica-ai/multica","slug":"mcp-servers-s-must-be-a-json-object","errorCode":null,"errorMessage":"mcp_servers.%s must be a JSON object","messagePattern":"mcp_servers\\.(.+?) must be a JSON object","errorType":"validation","errorClass":null,"httpStatus":null,"severity":"error","filePath":"server/internal/daemon/execenv/cursor_mcp.go","lineNumber":230,"sourceCode":"\tvar cfg struct {\n\t\tMcpServers map[string]json.RawMessage `json:\"mcpServers\"`\n\t}\n\tif err := json.Unmarshal(raw, &cfg); err != nil {\n\t\treturn nil, fmt.Errorf(\"parse mcp_config json: %w\", err)\n\t}\n\tif cfg.McpServers == nil {\n\t\treturn map[string]json.RawMessage{}, nil\n\t}\n\tfor name, server := range cfg.McpServers {\n\t\tif strings.TrimSpace(name) == \"\" {\n\t\t\treturn nil, fmt.Errorf(\"mcp server name must not be empty\")\n\t\t}\n\t\tvar obj map[string]any\n\t\tif err := json.Unmarshal(server, &obj); err != nil {\n\t\t\treturn nil, fmt.Errorf(\"mcp_servers.%s: %w\", name, err)\n\t\t}\n\t\tif obj == nil {\n\t\t\treturn nil, fmt.Errorf(\"mcp_servers.%s must be a JSON object\", name)\n\t\t}\n\t}\n\treturn cfg.McpServers, nil\n}\n\nfunc marshalCursorMcpConfig(servers map[string]json.RawMessage) ([]byte, error) {\n\tif servers == nil {\n\t\tservers = map[string]json.RawMessage{}\n\t}\n\tdata, err := json.MarshalIndent(cursorMcpConfigFile{McpServers: servers}, \"\", \"  \")\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"marshal cursor mcp config: %w\", err)\n\t}\n\treturn append(data, '\\n'), nil\n}\n\nfunc cursorMcpApprovalKeys(projectRoot string, servers map[string]json.RawMessage) ([]string, error) {\n\tnames := make([]string, 0, len(servers))","sourceCodeStart":212,"sourceCodeEnd":248,"githubUrl":"https://github.com/multica-ai/multica/blob/2c0912b6ec764b373d44eeea1e80f0d9f11ab417/server/internal/daemon/execenv/cursor_mcp.go#L212-L248","documentation":"Error \"mcp_servers.%s must be a JSON object\" thrown in multica-ai/multica.","triggerScenarios":"Thrown at server/internal/daemon/execenv/cursor_mcp.go:230 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Make the indicated MCP server entry a JSON object."],"exampleFix":null,"handlingStrategy":null,"validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"2c0912b6ec764b373d44eeea1e80f0d9f11ab417","analyzedAt":"2026-08-15T13:25:18.241Z","schemaVersion":2},"datasetVersion":"2026-08-15T17:31:12.345Z"}