# Tenzir Node v4.10.4

## 🐞 Bug Fixes

### Isolate environment in python operator

Mar 13, 2024 · [@jachris](https://github.com/jachris) · [#4036](https://github.com/tenzir/tenzir/pull/4036)

The code passed to the `python` operator no longer fails to resolve names when the local and global scope are both used.

### Fix loading of large contexts

Mar 13, 2024 · [@eliaskosunen](https://github.com/eliaskosunen) · [#4033](https://github.com/tenzir/tenzir/pull/4033)

Using `context load` with large context files no longer causes a crash.

### Fix a crash in the Sigma operator

Mar 13, 2024 · [@dominiklohmann](https://github.com/dominiklohmann) · [#4034](https://github.com/tenzir/tenzir/pull/4034)

The `sigma` operator crashed for some rules when trying to attach the rule to the matched event. This no longer happens.

### Improve HTTP transfer abstraction

Mar 13, 2024 · [@mavam](https://github.com/mavam) · [#4031](https://github.com/tenzir/tenzir/pull/4031)

The `http` saver now correctly sets the `Content-Length` header when issuing HTTP requests.

[ Download on GitHub ](https://github.com/tenzir/tenzir/releases/tag/v4.10.4)

[Get the release artifacts and source code.](https://github.com/tenzir/tenzir/releases/tag/v4.10.4)