Hello there is a glitch my internet was off and then I played Minecraft pe and i mined 8 diamonds and then exit but when I started to play game again my diamonds were missing from inventory
MCPE-220642
Missing Items from inventory
Open
2
A similar thing happened to me I put my stuff in a chest then left the game came back the next day and nothing is there
(This was in singleplayer bedrock on ps5)