Missing Less Imports fail with misleading error

[hurgleburgler]

How often can you reproduce it?

• Always
• Sometimes
• Rarely
• Unable
• I didn’t try

Description:
Importing a file that doesn't exist in Less doesn't result in a helpful error, instead you receive a index.stache:8: Unable to find key "this.routeData.page".

Steps to reproduce:

1. npm install -g donejs@3
2. donejs add app place-my-order --yes
3. cd place-my-order
4. donejs develop
5. Load page and note no error on server's command line
6. Open styles.less
7. Add import that isn't installed yet: @import '../node_modules/@mdi/font/css/materialdesignicons.min.css';
8. donejs develop
9. Note error on the server's command line when page is loaded: index.stache:8: Unable to find key "this.routeData.page".
10. Install necessary package: npm install --save @mdi/font
11. Reload server and note that error is now gone

Expected results:
A proper error message. The template error is a rabbit hole that isn't the real problem.

Actual results:
Misleading error message.

Note: This can be done with ANY missing LESS import. The above is just an example.

Environment:

Software	Version
donejs -V	3.2.0
node -v	v11.14.0
npm -v	6.9.0
Browser	Any
Operating system	Osx

[matthewp]

Thanks, once CanJS 6 is out I hope to have a little time to work on DoneJS bugs, and I'm keeping a list of these. Thanks again for reporting.