MidiNotate Composer 20 beta version 1910

Yes I am using the latest, 1.9.10B.
heres the instructions
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song.not (171.2 k)</td></tr></table></center>
Go to measure 125, then copy measure 125 in the top staff. Then paste into measure 127 upper staff. It shouldn't paste, and should change the signature to C. Try it several times in a row, cause occasionally it does paste. Thanks,
~Daniel