Add-on and Worlds deleted after 1.21.90

> Hello Mojang Support Team, > > After updating to version 1.21.90 on Android (Bedrock), my main hardcore world was deleted from the worlds list. > > Details: > - Platform: Android / Bedrock 1.21.90 > - World Type: Hardcore > - Playtime: 400+ days > - Progress: Full netherite armor and tools, 4 boss kills (Ender Dragon, Wither x2, Warden), huge hand-built mansion 1000x30 blocks made of quartz and concrete. > - Issue: After the update, the world disappeared. The minecraft Worlds folder was empty inside the game, but I managed to find the save files manually in the file manager. > - This is a critical bug that is affecting many Android players in 1.21.90. > > Please investigate this world deletion bug and provide a fix to prevent this from happening again. Players are losing years of progress.