# Tenzir Node v4.24.1

## 🐞 Bug Fixes

### Check mmapped chunks for required minimum size

Dec 12, 2024 · [@lava](https://github.com/lava) · [#4856](https://github.com/tenzir/tenzir/pull/4856)

We fixed a bug introduced with v4.24.0 causing crashes on startup when some of the files in the node’s state directory were smaller than 12 bytes.

### Fix `last` aggregation

Dec 12, 2024 · [@raxyte](https://github.com/raxyte) · [#4855](https://github.com/tenzir/tenzir/pull/4855)

We fixed the `last` aggregation function to return the last element.

### Fix operator name for TQL2 `nics`

Dec 10, 2024 · [@raxyte](https://github.com/raxyte) · [#4847](https://github.com/tenzir/tenzir/pull/4847)

The TQL2 `nics` operator had a bug causing the operator name to be `nic`. This has now been fixed and works as documented.

### Fix a rare crash in the index actor on startup

Dec 9, 2024 · [@dominiklohmann](https://github.com/dominiklohmann) · [#4846](https://github.com/tenzir/tenzir/pull/4846)

We fixed a rare crash on startup that would occur when starting the `tenzir-node` process was so slow that it would try to emit metrics before the component handling metrics was ready.

[ Download on GitHub ](https://github.com/tenzir/tenzir/releases/tag/v4.24.1)

[Get the release artifacts and source code.](https://github.com/tenzir/tenzir/releases/tag/v4.24.1)