Can you help me?

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Posted by Thang on May 05, 2001 at 10:31:25:

I had downloaded some midi file in this site. In my computer,I can hear it but when I copy it to floppy disk and put to keyboard (Casio CTK-811ex),it is not active.The erro message is: Err not SMFO.
Can you tell me,please!

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