1.0.1 was a server update for Minecraft (Java Edition) released on November 24, 2011,[1] to fix some bugs and crashes in 1.0.0 servers. As a server-only update, 1.0.0 remained the current client version.
Fixes[]
2 bugs fixed
Invalid server key error fixed when attempting to log into servers.
Null pointer exception error fixed when logging into servers.
Trivia[]
1.0.1 is the last server-only version of Java Edition.
This is the final version of Minecraft released in 2011.