I've tried to use Fast IMG Unlocker 1.5.exe but still cannot unlock map, anyone can help?

C:\TEMP>"Fast IMG Unlocker 1.5.exe"
map file: "C:\TEMP\gmapprom1.img"
map name: SGP_MYS_NT_NV_JCV 2010.30

GARMIN Unlocker by whocares?

Unlocking imgs in the specified dir TempDir

1.01422287.img [Singapore] NT...done
2.01422288.img [Malaysia 2] NT...done
3.01422289.img [Malaysia 3] NT...done
4.01422290.img [Malaysia 1] NT...done
5.01422291.img [Malaysia 4] NT...done
6.2133_mdr.img [SGP_MYS_NT_NV_JCV 2010.30]...not a detail map
Press any key to exit
gmt v0.5.7.2893 (C) AP

Writing: other
Writing: header