No Save States for Pc Engine

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Describe The Bug
When playing any Pc Engine Rom there is no option to save game in menu.

To Reproduce
Steps to reproduce the behavior:

1. Open any PC Engine rom
2. Press Start + Select
3. See error

Expected behavior
Expected to see save option as in other emulators and on your YouTube demo of AeroBlasters running.

Additional context
Fault found on RetroEsp32 in Gameboy Pocket shell.
Software version 2.5.

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Additionally when attempting to save SMS game the emulator is crashing