how to patch " Carnival game "

Hi all,
I am new, Please help me how to made it work!
I did download the " Carnival games" , Extract, Copy into R4. loading the game same all other game, then I got the message say "" The save data could not be accessed, please turn off power and reinsert the DS card"" please help to solve it , Thanks in advance ???

https://www.romulation.org/forum/index.php?topic=1462.0