A new Returnal update has introduced a fatal save error
(Android Central)

A fix is coming very soon. What you need to know A critical save file error was accidentally introduced in the latest patch for Returnal. Players who downloaded the new patch have been asked to re-install the game. The update was meant to fix a number of launch issues, including issues with crashing. Players affected will get a CE-100028-1 error popup when starting the game. This update does not include any sort of save function. The brutally difficult roguelike Returnal launched last week to critical acclaim from fans and critics alike, but a recent update from developer Housemarque has accidentally caused a lot of grief for a lot of players. Following an update to patch 1.3.3. of the game, players discovered the update had prevented them from progressing their run. Players who installed the latest patch will need to re-install the game to revert back to the previous patch, so if your game auto-updated to the newest patch, you may need to revert back to patch 1.3.1. Players af...