If you are experiencing issues  while you are working with JoinerCAD (software keeps crashing), before submitting a ticket, please collect JoinerCAD logs and attach them to the ticket.

Logs are collected automatically, you just need to run the script (double click on this file). This script is stored here:

%appdata%\Autodesk\Autodesk Fusion 360\API\AddIns\JoinerCAD 2.x.x\LogCollector (Windows) 

/Users/UserName/Library/Application Support/Autodesk/Autodesk Fusion 360/API/AddIns/JoinerCAD 2.x.x/LogCollector (macOS)

After, you will find a zip file in the same directory:

Please attach this file to the ticket.