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I am trying to create an application that can interact with a MIDI device, for this I am using the Jmusic library, but after putting the file . jar in my Workspace and have it added to the project, the packages in that library seem not to exist, if I haven’t been specific in my problem, here’s a Print of my screen:
is it problem with the . jar? I’m seeing a tutorials of a guy, and I downloaded on the same site as him...
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– Math