Hi David,


PianaRollScoreMorph requires a scorePlayer to work properly. You can invoke it by doing


ScorePlayerMorph extraExample openInHand


and then pressing the "Piano Roll" button. :-)


Best,

Christoph

________________________________
Von: Squeak-dev <squeak-dev-bounces at lists.squeakfoundation.org> im Auftrag von David O'Toole <deeteeoh1138 at gmail.com>
Gesendet: Dienstag, 1. Februar 2022 22:04:20
An: The general-purpose Squeak developers list
Betreff: [squeak-dev] Error creating PianoRollScoreMorph

In trunk, I get the following error report (see attachment) when creating a PianoRollScoreMorph through "PianoRollScoreMorph new openInHand".


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