I have a crash on Glyphs 3.0.1 which I think is caused by the Show Distance plugin. I can send you the full report by email.
Application Specific Information:
/Users/work/Library/Application Support/Glyphs 3/Repositories/Show-Distance-And-Angle-Of-Nodes/ShowDistanceAndAngleOfNodes.glyphsReporter/Contents/MacOS/plugin
abort() called