Grass can replace blocks in Woodland Mansions

Seed?

Thank you for your report!
However, this issue is a Duplicate of MC-610.

Please use the search function in the future to prevent duplicate reports.

Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – ✍️ Feedback and Suggestions – 📖 Game Wiki

How is this at all a duplicate of MC-610???

It's grass incorrectly placed in a new chunk.