Check Legend of Zelda: Link's Awakening DX Randomizer Game File CRC (z4dxr)

You likely need a headerless version of the game file that is required. This tool can remove the header for you.
The following are known valid CRC codes for the required game file.

06887A34: Legend of Zelda: Link's Awakening DX (GBC) (Rev B)
97822948: Legend of Zelda: Link's Awakening DX (GBC) (Rev A)

ROM info for the file you provided:

 


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