Fixed Glitch...

[Bleachful]

 

[Trenly]

Im not entirely sure thats a glitch. . .

All you're doing is using a piston to push blocks outside the border of your island. If youre referring to why you cant break or place any, its because those blocks technically arent part of your island once you push them out.

 

[Bleachful]

ofc its you

 

[Zainos]

Will fix! Thanks for your report!