# About this release

Fifth **Lima** release candidate.

Changelog:

* Fix bug in FATE gas computation for Bits operations.
* Change top level namespace from .aet to .chain

The node is able to start from a database produced by v4.\* releases. For the rest, this release is not backward compatible with v4.\* releases.

Please join the mainnet by following the instructions in the documentation below, and let us know if you have any problems by [opening a ticket](https://github.com/aeternity/aeternity/issues).\
Troubleshooting of common issues is documented [in the wiki](https://github.com/aeternity/aeternity/wiki/Troubleshooting).

## Documentation

For an overview of the installation process for different platforms,\
building the package from source, configuration and operation of the Aeternity\
node please refer to [Aeternity node documentation](https://docs.aeternity.io/).