Inventory Empty bug

Hi

3days ago I build a ToDo list and then i Farmed wood with a Diamond effi V Axe And had A Silke Touch Effizienz V durability 3 diamond shovel my mom toll me I should turn it off because Dinner is ready So i Played Not tonight Then yesterday After School i saw theres a New Update,ok Nice but then I gone in the singleplayer World And saw i was Spawned on my bed with empty inventory so i lost My Shovel and the axe

Best regards