Release Date: 12 May 2021
Neo4j 4.1.9 is a maintenance release with many important improvements and fixes.Highlights
- Bump Netty to 4.1.63
 - Fix an issue where creating or altering a user and setting their username and password to the same parameter would fail
 - Admin commands stop using the ‘Xms’ heap setting
 - Fix a bug where a transaction might be rolled back when performing multiple writes where the database catalog is changed concurrently.
 - Fixes an issue with the length and size functions returning 1 instead of throwing an error for unsupported input values