54_in_1_(Multi)[Game_Star][GK_54][Around_the_World][!] pass 1

game
  crc: 46ca6cf0
  title: 54_in_1_(Multi)[Game_Star][GK_54][Around_the_World][!]
  board: 57
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x20000
      content: Character

E: Mapper: 57

ERROR:  Unsupported mapper


54_in_1_(Multi)[Game_Star][GK_54][Around_the_World][!] pass 2

game
  crc: 46ca6cf0
  title: 54_in_1_(Multi)[Game_Star][GK_54][Around_the_World][!]
  board: 57
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x20000
      content: Character

E: Mapper: 57

ERROR:  Unsupported mapper


54_in_1_(Multi)[Game_Star][GK_54][Around_the_World][!] pass 3

game
  crc: 46ca6cf0
  title: 54_in_1_(Multi)[Game_Star][GK_54][Around_the_World][!]
  board: 57
    memory
      type: ROM
      size: 0x20000
      content: Program
    memory
      type: ROM
      size: 0x20000
      content: Character

E: Mapper: 57

ERROR:  Unsupported mapper