suggestion Improve error handling for missing Workflow Environment Variables in Open URL blocks

[Chris Messina]

I updated one of my Workflows and renamed a Workflow Environment Variable, which I happened to use in an Open URL block:

 

 

The console reported success:

 

[09:27:09.006] Product Hunt Toolkit[Hotkey] Processing complete
[09:27:09.021] Product Hunt Toolkit[Hotkey] Passing output '' to Open URL

 

 

...but I actually got this mysterious error (-50) — and when tapping on the ❓, got a blank helper window:

 

 

 

Suggestion: It would be great if Alfred caught these errors and reported that a Workflow Environment Variable was unset or missing, directing me to the offending block in the Workflow editor.