Minecraft: Java Edition ยท Patch release

Minecraft 1.8.1

1.8.1 was a performance and bug fix release for 1.8 that closed 131 reported issues. It removed the client side TCP delay from Nagle's algorithm and fixed a server freeze from repeated block destruction.

Released
Server needs
Java 8
Protocol
47

Seven days free, no card. Pick 1.8.1 when you create the server, or switch an existing one from the panel.

What changed in Minecraft 1.8.1

The fixes and changes of this release.

  • 131 issues fixed
  • Removes the client side TCP delay caused by Nagle's algorithm
  • Fixes a server freeze from repeated block destruction
  • Fixes a crash connecting to addresses over 73 characters
  • Jack o'lanterns work for building golems again
  • New doEntityDrops gamerule

Gameplay

  • Jack o'lanterns can be used to build golems again
  • Witch huts can now spawn witches on three floors

Commands and technical

  • New doEntityDrops gamerule covers non mob entities

Running a Minecraft 1.8.1 server

What the release means for whoever runs the server.

  • Java 6 was the original minimum; run it on Java 8
  • Protocol 47; compatible with 1.8 servers
  • Removes the client side TCP packet delay from Nagle's algorithm
  • Fixes a server freeze caused by repeated block destruction
  • Fixes a crash connecting to server addresses over 73 characters
  • Closes the survival half of the sign command exploit

Before you update a world: take a backup. A world opened in 1.8.1 cannot be opened in an older version again. How backups work here.

1.8.1 on FadeHost

The right Java, set for you
A 1.8.1 server needs Java 8 or newer, and the panel starts it with a Java that fits. Nothing to install, nothing to pick.
Server software for 1.8.1
SpigotVanilla
Who can join
Players on any version from 1.8 to 1.8.9: the network protocol is the same.
Start a 1.8.1 server

Questions about 1.8.1

When was Minecraft 1.8.1 released?

Minecraft: Java Edition 1.8.1 was released on November 24, 2014.

What Java version does a Minecraft 1.8.1 server need?

Java 8. On FadeHost the server starts with the right Java for its Minecraft version on its own, so there is nothing to install or switch.

What did Minecraft 1.8.1 change?

1.8.1 was a performance and bug fix release for 1.8 that closed 131 reported issues. It removed the client side TCP delay from Nagle's algorithm and fixed a server freeze from repeated block destruction.

Can players on another version join a 1.8.1 server?

Players on any version from 1.8 to 1.8.9 can: the network protocol (47) is the same. Any other version has to match the server, unless a Paper server runs plugins such as ViaVersion and ViaBackwards.

Can I update my world to Minecraft 1.8.1?

Yes. Take a backup, switch the server to 1.8.1 and start it: the world is converted on the first boot. A world opened in 1.8.1 cannot be opened in an older version again, so keep the backup until you are sure.

How do I start a Minecraft 1.8.1 server?

Create a server on FadeHost and pick 1.8.1 in the software list: Spigot and Vanilla are there for this version. It is online in about a minute. The free tier runs a 2 GB server at no cost, and a paid server is sized to the RAM you need.