There is a bug with water buckets:
Items required: Empty Bucket, Water Bucket
How to do this:
1. Rapidly tap the ground using the empty bucket
2. Quickly switch to water bucket while tapping the ground
(Sometimes you may fail to do this bug)
3. The water will not flow
Thank you for your report!
However, this issue has been closed as Cannot Reproduce.
We were unable to reproduce the problem you are describing in the latest version.
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