Across_River_(Unl)[Power_Joy] pass 1

game
  crc: d8345aa4
  title: Across_River_(Unl)[Power_Joy]
  board: 256
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x20000
      content: Character

E: Mapper: 256

ERROR:  Unsupported mapper


Across_River_(Unl)[Power_Joy] pass 2

game
  crc: d8345aa4
  title: Across_River_(Unl)[Power_Joy]
  board: 256
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x20000
      content: Character

E: Mapper: 256

ERROR:  Unsupported mapper


Across_River_(Unl)[Power_Joy] pass 3

game
  crc: d8345aa4
  title: Across_River_(Unl)[Power_Joy]
  board: 256
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x20000
      content: Character

E: Mapper: 256

ERROR:  Unsupported mapper