Re-download a verified copy of the Sonic Heroes PKG, or build your own using the PS2 Classics GUI using a clean, redumped ISO. This will automatically sign the PKG files with matching keys for modern CFW/HEN environments. If you'd like to dive deeper, let me know: Are you running CFW or PS3HEN ? What firmware version is your console currently on? Did you get a specific error code when running the game?
Alternatively, use to mount the original game ISO directly instead of converting it to a PKG, as this allows the emulator to run with default hardware parameters. "An error occurred during the start operation" (80010007) sonic heroes ps3 pkg fix
PKG games require a companion file known as a RAP file . Without generating the correct console license locally, the PS3 blocks access with a renewal prompt. Re-download a verified copy of the Sonic Heroes
If the game launches but hangs indefinitely on a black screen, it indicates either a corrupt converted ISO or incorrect video output: What firmware version is your console currently on