Error in callback for watcher "tasks": "TypeError: Cannot read properties of undefined (reading 'length')"

[leoleor]

I don't know what happened. It crashes when you open it

[gearcoded]

@leoleor, it is hard to suggest what might be wrong in your case as I don't see your code. You can share a ready demo with all the necessary files. I will run it and check what actually happens there.