This particular method has helped plenty of users solve their issue almost instantly. Reopen the game and check if the crashing has stopped! Rename them to something similar by adding ‘.old’ at the end and tap the Enter key. Locate folders named CellsCache and CompiledOctreesCache, right-click on them, and choose Rename.
Under slotxxx folders, the one at the top should be your most recent save or the one you are using. Open this folder and sort its content by Date Modified. Inside, you should be able to see a folder named SavedGames.
Sometime’s the game’s save folder gets too large and full of information which makes the game use more and more memory. We have gathered several working methods so make sure you try them out. The problem sometimes appears on startup but crashes often happen mid-game and you don’t even get the option so save the progress. The game is quite popular on Steam but so is the game’s constant crashing which makes it unplayable for some users. It gives the player the opportunity to freely explore the ocean on an unknown planet, known as planet 4546B, collecting unique resources to make it through. Subnautica is an open world survival adventure video game published by Unknown Worlds Entertainment.