---
title: "Release notes for Frontend Observability 1.13 | Grafana Cloud documentation"
description: "Release notes for Frontend Observability 1.13"
---

> For a curated documentation index, see [llms.txt](/llms.txt). For the complete documentation index, see [llms-full.txt](/llms-full.txt).

# Release notes for Frontend Observability 1.13

# 1.13.3

Released on 2025-03-11

- \[BUGFIX] Fix AI for `Cannot read properties of undefined (reading 'toLowerCase')`
- \[BUGFIX] Convert to UTC for the Asserts widget
- \[BUGFIX] Prevent 404 error when checking Asserts status
- \[BUGFIX] Sanitize stack traces before adding them via innerHTML

# 1.13.2

Released on 2025-02-21

- \[BUGFIX] Fix error sparkline to prevent instant value from failing to populate

# 1.13.1

Released on 2025-02-21

- \[BUGFIX] Fix missing page performance sparkline cell

# 1.13.0

Released on 2025-02-18

- \[FEATURE] Add Share button to all instances of the error drawer
- \[BUGFIX] Fix issue where user-written vars aren’t added when a data source name contains prohibited characters