# Tenzir Node v4.28.2

## 🚀 Features

### Fix crash in AMQP and add JSON `arrays_of_objects` option

Feb 13, 2025 · [@IyeOnline](https://github.com/IyeOnline) · [#4994](https://github.com/tenzir/tenzir/pull/4994)

The `write_json` and `write_ndjson` operators now have a `arrays_of_objects` option.

### Fix `from`/`to` not respecting default formats

Feb 12, 2025 · [@IyeOnline](https://github.com/IyeOnline) · [#4990](https://github.com/tenzir/tenzir/pull/4990)

The `from` and `to` operators now assume `http` and `https` URLs to produce or accept JSON, unless the filename in the URL contains a known file extension.

### Add `fill` option to chart operators

Feb 11, 2025 · [@raxyte](https://github.com/raxyte) · [#4967](https://github.com/tenzir/tenzir/pull/4967)

The new `fill` option on `chart_area`, `chart_bar` and `chart_line` allows you to specify a value to replace `null`s with and fill gaps.

## 🐞 Bug Fixes

### Fix crash in AMQP and add JSON `arrays_of_objects` option

Feb 13, 2025 · [@IyeOnline](https://github.com/IyeOnline) · [#4994](https://github.com/tenzir/tenzir/pull/4994)

We fixed a bug in `load_amqp` and `save_amqp` that prevented the node from starting if they were used in a pipeline configured as code and failed to connect.

[ Download on GitHub ](https://github.com/tenzir/tenzir/releases/tag/v4.28.2)

[Get the release artifacts and source code.](https://github.com/tenzir/tenzir/releases/tag/v4.28.2)