Dear Paul,

Thank you for your report.
Sorry to hear that it doesn't work. We will look into this case.

Meanwhile, you could install JUDE/Community 5.3 for Mac OS from our official website.

1. Login to JUDE Members
2. Download the archive without JRE and Installer (*.zip)
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jude-community-5_3.zip
(9,521 KB)
(.zip file)
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3. Set up by following the steps described on FAQ

Best regards,
Satomi