To Launch Hos ((link)) - Pkg2 Read Failed Failed

Download the latest release of and Fusee from the official GitHub repository.

If you use Hekate (the popular bootloader):

The tool checks for:

If the error occurs only when launching emuMMC:

The most frequent fix is simply updating your SD card files to match your current firmware. pkg2 read failed failed to launch hos

: Using an old version of Hekate or Atmosphère that does not support your current Nintendo Switch system firmware.

This error typically appears immediately after injecting a payload (like Hekate or Fusee), often following a system crash, an attempted firmware update, or a corrupted file transfer. The screen remains black except for this single line of text, leaving your console seemingly bricked. Download the latest release of and Fusee from

When the error occurs, show a user-friendly message: