Java Edition Alpha v1.2.1 01

Alpha v1.2.1_01 is a version of Alpha released on November 5, 2010, to fix a bug relating to armor. This version is duplicated inside the launcher, as attempting to play a version labeled "Alpha v1.2.1" will download and launch v1.2.1_01 instead.

Fixes

 * 1 bug fixed
 * Fixed armor not having an effect on the damage taken.