Bad value “” for attribute “name” on element “a”: An ID must not be the empty string.

The name attribute on <a> elements was historically used to create named anchors — fragment targets that could be linked to with href="#anchorName". In modern HTML (the WHATWG living standard), the name attribute on <a> is considered obsolete for this purpose. The id attribute is now the standard way to create fragment targets, and it can be placed on any element, not just <a> tags.

Regardless of whether you use name or id, the value must be a non-empty string. The W3C validator enforces this rule because an empty identifier serves no functional purpose — it cannot be referenced by a fragment link, it cannot be targeted by JavaScript, and it creates invalid markup. Browsers may silently ignore it, but it pollutes the DOM and signals a likely mistake in the code.

Empty name attributes often appear in content migrated from older CMS platforms or WYSIWYG editors that inserted placeholder anchors like <a name=""></a>. They can also result from templating systems where a variable intended to populate the attribute resolved to an empty string.

Why this matters

• Standards compliance: Both the WHATWG HTML living standard and the W3C HTML specification require that identifier-like attributes (id, name) must not be empty strings.
• Accessibility: Screen readers and assistive technologies may attempt to process named anchors. Empty identifiers create noise without providing any navigational value.
• Functionality: An empty name or id cannot be used as a fragment target, so the element is effectively useless as a link destination.

How to fix it

1. Remove the element entirely if the empty anchor serves no purpose — this is the most common fix.
2. Replace name with id and provide a meaningful, non-empty value if you need a fragment target.
3. Move the id to a nearby semantic element instead of using a standalone empty <a> tag. For example, place the id directly on a heading, section, or paragraph.
4. Ensure uniqueness — every id value in a document must be unique.

Examples

❌ Empty name attribute triggers the error

<a name=""></a>
<h2>Introduction</h2>
<p>Welcome to the guide.</p>

❌ Empty name generated by a template

<a name=""></a>
<p>This anchor was meant to be a target but the value is missing.</p>
<a href="#">Jump to section</a>

✅ Remove the empty anchor if it’s unnecessary

<h2>Introduction</h2>
<p>Welcome to the guide.</p>

✅ Use id on the target element directly

<h2 id="introduction">Introduction</h2>
<p>Welcome to the guide.</p>

<!-- Link to the section from elsewhere -->

<a href="#introduction">Go to Introduction</a>

✅ Use id on a standalone anchor if needed

If you need a precise anchor point that doesn’t correspond to an existing element, use an <a> tag with a valid, non-empty id:

<a id="section-start"></a>
<p>This paragraph follows the anchor point.</p>

<a href="#section-start">Jump to section start</a>

✅ Migrate legacy name to id

If your existing code uses the obsolete name attribute with a valid value, update it to use id instead:

<!-- Before (obsolete but was valid in HTML4) -->

<a name="contact"></a>

<!-- After (modern HTML) -->

<a id="contact"></a>

<!-- Even better: put the id on a semantic element -->

<h2 id="contact">Contact Us</h2>

Learn more:

MDN Reference

<a>: The Anchor element - MDN

→

MDN Reference

Global attributes - id - MDN

→