kubernetes/kops · error

unexpected token %v (%s)

Error message

unexpected token %v (%s)

What it means

Error "unexpected token %v (%s)" thrown in kubernetes/kops.

Source

Thrown at util/pkg/reflectutils/field_path.go:122

				switch tok {
				case '*':
					elements = append(elements, FieldPathElement{
						Type: FieldPathElementTypeWildcardIndex,
					})

				case scanner.Int:
					v := scan.TokenText()
					n, err := strconv.Atoi(v)
					if err != nil {
						return nil, fmt.Errorf("cannot parse token %q as array-index", v)
					}
					elements = append(elements, FieldPathElement{
						Type:   FieldPathElementTypeArrayIndex,
						number: n,
					})

				default:
					return nil, fmt.Errorf("unexpected token %v (%s)", tok, scan.TokenText())
				}

				tok = scan.Scan()
				switch tok {
				case ']':
					// ok
				default:
					return nil, fmt.Errorf("unexpected token %v (%s)", tok, scan.TokenText())
				}

			}

		default:
			return nil, fmt.Errorf("unexpected token %v (%s)", tok, scan.TokenText())
		}
	}

	return &FieldPath{elements: elements}, nil

View on GitHub (pinned to 4c8573c808)

When it happens

Trigger: Thrown at util/pkg/reflectutils/field_path.go:122 when the library encounters an invalid state.

Common situations: See trigger scenarios.

Understand the failure class

• Parsing and encoding errors: unexpected token, malformed input — why parsers reject input and how to find the real culprit.

AI-assisted analysis of kubernetes/kops@4c8573c808 (2026-09-05). Data as JSON: /api/errors/7a61eecbac3df36f. Report an issue: GitHub.