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Java Edition Classic 0.0.18a

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Java Edition

Server version


Release date

June 14, 2009


Client not archived

Protocol version


Missing Texture Block.png
This version is currently missing.
While known to exist and to have been publicly available due to video or photographic evidence or from being mentioned by a developer, this version is missing from the launcher and has not been archived elsewhere, meaning that it is currently lost.
If you believe you have a copy of this version, please post on this page's talk page.

0.0.18a was a version of Classic released on June 14, 2009.[1]




  • Fixed an exploit where people could crash everyone connected to a server by sending a fake text message.[2]
    • The client would gladly attempt to render weird unicode characters, but would crash when trying to look up entry ten thousand in a 256 entry array.[2]
  • Fixed an error “Clicked outside the map”.[3]


  1. "Client 0.0.18a_02 is up" – The Word of Notch, June 14, 2009.
  2. a b New server update, 1.4 -- The Word of Notch
  3. If you get the “clicked outside the map” error, -- The Word of Notch