In a position field, I picked the _Touch X position_ from the expression button, I left the layer and camera fields empty, and it triggers an error.

Win10 64-bit
GD5b89
Yes, we should probably not add these empty parameters when they are:
If anyone is interested to look at this => FormatExpressionCall.js is surely a good starting point.
Could you describe a way to replicate this error?
Click on Add action
Choose the Create an object action
Click on the blue button on the right of the X position field.
Choose Multitouch.
Choose Touch X position.
Don't fill the layer and camera fields.
Confirm.
Could you describe a way to replicate this error?
I wanted to take up this issue.
I cloned, installed the node modules inside the newIDE and did npm start, this launches the browser but I get dyld: lazy symbol binding failed: Symbol not found: _FSEventStreamCreate.
Using MacOS 10.13.6
Please help.
did you do it inside the newIDE\app directory?
I picked this up and addressed it with PR #2024
Thanks @ssangervasi!
Most helpful comment
If anyone is interested to look at this =>
FormatExpressionCall.jsis surely a good starting point.