The pre-reupload version of this version is currently missing.
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Alpha v1.2.3_01 is a version of Alpha released on November 24, 2010, to fix bugs.
This version was reuploaded twice.
Fixes
2 bugs fixed
Fixed a bug in singleplayer mode where the game would crash when trying to load a newer version, but when the player was in the overworld.
1.0