octobercms/october · error · Error

Error parsing the {name} attribute value. {e}

Error message

Error parsing the {name} attribute value. {e}

What it means

Error "Error parsing the {name} attribute value. {e}" thrown in octobercms/october.

Source

Thrown at modules/backend/widgets/form/assets/js/october.form.js:333

                        .toggleClass('collapsed')
                        .nextUntil('.section-field').toggle();
                })
                .nextUntil('.section-field').hide();
        }
    });

    // FORM WIDGET INTERNALS
    // ==============

    function paramToObj(name, value) {
        if (value === undefined) value = '';
        if (typeof value == 'object') return value;

        try {
            return oc.parseJSON("{" + value + "}");
        }
        catch (e) {
            throw new Error('Error parsing the '+name+' attribute value. '+e);
        }
    }

}(window.jQuery);

View on GitHub (pinned to b608633a7e)

When it happens

Trigger: Thrown at modules/backend/widgets/form/assets/js/october.form.js:333 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of octobercms/october@b608633a7e (2026-08-21). Data as JSON: /api/errors/e2e2426fd5f5d9e0. Report an issue: GitHub.