Since they released an update on April 6 (so on), my realms became unplayable he from the absolute nothing crashes the map and gets an eternity to enter and when entering the world is exactly as it was 30 minutes ago inside the game, it made me lose a lot of work, I need help.
going on in the bedrock version
Thank you for your report!
However, this issue is Invalid.
Crashes such as these are logged automatically by the game or realm server and investigated further by the development team internally, so they are not generally kept on the bug tracker.
If you can provide a list of steps that someone else can follow to reproduce a crash then feel free to create a new report. Please be sure to always search for duplicates before creating any new report. Please see the Bug Tracker Guidelines for more information.
Sometimes when a crash occurs the world will revert to a previous saved state. This specific issue is tracked as MCPE-12347.