[bug] Calculate Sum in Related module list view NOT Working yetiforce7

[shawkatmarrouf]

🐞 bug report

⁉️ Describe the bug

🔥 How to trigger the error

and here is the console log:

👎 Actual Behavior

when pressing the button in the related module list view it doesn't do any thing and console gives mentioned error!

👍 Expected Behavior

when pressing the button, it should sum the column. but it don't In related Module list view.

👷 Testing

The error appears on the yetiforce demo. and screen shots has been taken from the demo.

Please advice to fix this cuz its critical issue

[shawkatmarrouf]

@prabhu @majkel89 @vctrin