unable to place builds or edit my creative map

Summary

i have had to rebuild my creative map 4 times because every single time i leave the session and re join i am unable to build or edit on my session and i have no clue what my issue is or how to fix it

Please select what you are reporting on:

Creative

What Type of Bug are you experiencing?

World Building

Steps to Reproduce

allow me to place builds
allow me to edit my map
fix this issue

Expected Result

for me to be able to buld in the map and edit the map

Observed Result

i need to be able to place floors ramps cones and walls with all materials that are used in the game and i also want to be able to edit my map and add more stuff in it

Platform(s)

pc

Island Code

2633-6642-7810

Video

Additional Notes

please help me asap

The cause might be the builds not having any structural integrity. try turning on these options on all your floors and let me know if that fixes it for you.