---
title: "Google Structured Data 4.0.4 - Google Structured Data"
description: "Schema and Structured Data Extension for Joomla"
url: "https://www.tassos.gr/releases/google-structured-data/google-structured-data-markup-4-0-4"
date: "2026-04-17T01:21:29+00:00"
language: "en-GB"
---

#  Google Structured Data 4.0.4

 Released on Sunday, 13 January 2019 22:31

 Maturity: Stable

## Files

Download files included in this release for your setup.

 Pro Version  Advanced features for professional use

 Pro

  Date   13 January 2019

  File Name   plg\_system\_gsd\_v4.0.4\_pro.zip

  File Size   797.30 Kb

 [ Log in to access the Pro version ](https://www.tassos.gr/user/login?return=aHR0cHM6Ly93d3cudGFzc29zLmdyL3JlbGVhc2VzL2dvb2dsZS1zdHJ1Y3R1cmVkLWRhdGEvZ29vZ2xlLXN0cnVjdHVyZWQtZGF0YS1tYXJrdXAtNC0wLTQ=)

 Free Version  Essential features to get started

 Free

  Date   13 January 2019

  File Name   plg\_system\_gsd\_v4.0.4\_free.zip

  File Size   677.65 Kb

 [ Download Free version ](https://www.tassos.gr/releases/google-structured-data/google-structured-data-markup-4-0-4/plg_system_gsd_v4-0.4_free.zip?format=zip)

## Release Notes

Read the detailed notes about this release, including new features, improvements, and bug fixes.

   Fixed - PHP Fatal error: Cannot use isset() on the result of an expression.
- The Event Availability Option dropdown option not showing correctly.

## Compatibility

Your site should meet the following requirements to be able to install this release.

 Joomla

  3.\[456789\]

 [ Back to Releases ](https://www.tassos.gr/releases/google-structured-data)

## Schema

```json
{
    "@context": "https://schema.org",
    "@type": "BreadcrumbList",
    "itemListElement": [
        {
            "@type": "ListItem",
            "position": 1,
            "name": "Home",
            "item": "https://www.tassos.gr"
        },
        {
            "@type": "ListItem",
            "position": 2,
            "name": "Releases",
            "item": "https://www.tassos.gr/releases"
        },
        {
            "@type": "ListItem",
            "position": 3,
            "name": "Google Structured Data",
            "item": "https://www.tassos.gr/releases/google-structured-data"
        },
        {
            "@type": "ListItem",
            "position": 4,
            "name": "4.0.4",
            "item": "https://www.tassos.gr/releases/google-structured-data/google-structured-data-markup-4-0-4"
        }
    ]
}
```