The player is unable to swim in 1 block tall areas.
The player does the swimming animation as if they were to swim through the 1 block space but just swim into it as if it's a solid wall.
Comments 2
Cleaning up old tickets: This ticket had been set to 'Awaiting Response', but has not received a response from the reporter (~3 months+) so is being closed as Incomplete. If you feel this is still a valid issue then please comment, or create a new ticket following the Issue Guidelines which includes steps to reproduce the problem.
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Thank you for your report!
However, this issue has been temporarily resolved as Awaiting Response
Is this still an issue in the latest version?
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Quick Links:
📓 Issue Guidelines – 💬 Mojang Support – 📧 Suggestions – 📖 Minecraft Wiki