After this version you are no longer able to place water in water.
Let me explain...
Before this version if you'd place with a water bucket the water on an already existing water source, the bucket would empty.
After this version you are unable to get rid of water by placing it in an already existing water source.
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duplicates
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Thank you for your report!
We're actually already tracking this issue in MC-181499, so I resolved and linked this ticket as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature in the future to see if the issue has already been reported.
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Justย checked and water with bubble column is not affected