It sounds like a bug
Please enable diagnostic logging and post logs after a crash as per https://support.logos.com/hc/en-us/articles/360015776171-Report-a-Problem-in-Logos-Mac
OK, thanks. The same thing happens when I tried to use Restyle Annotations.
Done. Thanks for the link to the instructions.
Please upload your logs to this thread (the link states Logos 7 forum, but ignore this)