If you push any block at the end of the world with a piston, then the block becomes as air, without taking it into action, but if it is not necessary, then the block will disappear
Related issues
Attachments
Comments

[media][media][media]
Thank you for your report!
We're actually already tracking this issue at MC-82010, so we will resolve and link this ticket 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.