Details
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Type:
Bug
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Status: Resolved
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Resolution: Fixed
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Affects Version/s: Minecraft 15w47c, Minecraft 1.9 Pre-Release 2, Minecraft 1.9 Pre-Release 3, Minecraft 1.9 Pre-Release 4, Minecraft 1.9, Minecraft 1.9.4, Minecraft 1.10, Minecraft 1.10.2, Minecraft 16w33a, Minecraft 16w38a, Minecraft 16w44a, Minecraft 1.11 Pre-Release 1, Minecraft 1.11, Minecraft 1.11.2, Minecraft 17w06a, Minecraft 17w13a, Minecraft 17w14a, Minecraft 17w15a, Minecraft 17w16a, Minecraft 17w16b, Minecraft 17w17a, Minecraft 17w17b, Minecraft 17w18a, Minecraft 17w18b, Minecraft 1.12 Pre-Release 1, Minecraft 1.12 Pre-Release 2, Minecraft 1.12 Pre-Release 3, Minecraft 1.12 Pre-Release 5, Minecraft 1.12 Pre-Release 6, Minecraft 1.12 Pre-Release 7, Minecraft 1.12, Minecraft 1.12.1, Minecraft 1.12.2, Minecraft 17w43a, Minecraft 17w45a, Minecraft 17w46a, Minecraft 17w47a, Minecraft 17w48a, Minecraft 17w49a
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Fix Version/s: Minecraft 1.12.2 Pre-Release 1, Minecraft 17w50a
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Labels:
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Confirmation Status:Confirmed
Description
The bug
When a liquid gets randomly ticked, it flows. That seems strange, since flow should always be predictable. To illustrate this, here is a gif of this behavior with 300 random tick speed: http://gfycat.com/NiftyInnocentElver
Notice the flow being uneven throughout, whereas a random tick speed of 0 is completely even:
http://gfycat.com/PrestigiousAdorableBeardeddragon
(Actually, there is a slight inconsistency to the right, but I believe that's a separate issue).
How to reproduce
In order to see the effects, run /gamerule randomTickSpeed 1000 and place some water or lava. Note that this behavior can still happen at the default random tick speed, it's just unlikely and difficult to see.