Minecraft Wiki
Locked chest JE5
The pre-reupload version of this version is currently missing. 
This version has been reuploaded at one point in time. While the reuploaded version has been archived, the pre-reupload has not, meaning that it is currently lost.
If you believe you have a copy of this version, please post it on this page's talk page.

0.0.12a_03[1][2][3] was a version of Classic released on May 19, 2009, shortly before 23:49 UTC.[4] It was announced by Notch on May 20, 2009, at 00:14 UTC.[5]

0.0.12a_03 was reuploaded on May 20, 2009, at 00:18 UTC with no changes in it.



  • Improved performance.


1 bug fixed
  • Fixed a bug making it hard to select blocks on some graphics cards.[6]


  • This is the earliest version of Early Classic to be archived which is not a developer build.



  1. "Minecraft gameplay" – 8BitLord on YouTube, May 21, 2009
  2. "Minecraft - Lava Prison" – Telkir on YouTube, May 20, 2009
  3. "Shipwrecked in Minecraft" – Syreion on YouTube, May 21, 2009
  4. IRC logs, rinkuhero.7z, 2009-05-19.155457-0400EDT.txt: "(19:49:36) fartron: 0.0.12a_03", "(19:49:37) fartron: is the newest" (May 19, 2009, UTC−4)
  5. "Minecraft (alpha)" by Markus Persson – Tigsource Forums, May 19, 2009 (UTC−8).
  6. "TigIRC logs" – Archive.org, May 19, 2009, UTC–4. "(19:34:43) notch: yesss, I finally fixed the bug where it's hard to select blocks on some graphics cards"