If another person is standing on a shulker box and opens it, they can become invisible or completely crash your game. I don't know if there are any other factors to it but I know my friend was standing on a box and opened it and multiple times it crashed my game entirely.
Related issues
Comments
migrated
Thank you for your report!
We're tracking this issue in MCPE-60856, so this ticket is being resolved and linked 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 to see if the issue has already been mentioned.
Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – ✍️ Feedback and Suggestions – 📖 Game Wiki