Issue Summary

As for the Current behavior, it doesn't seem to be possible to use Smart Values for Custom Field's Default Value Context.

As per the example below, when trying to set a Default Value for a Date Custom Field using a Smart Value, and even formatting the value, it fails

{{now.withNextDayOfWeek("TUE").format("d/MMM/yy")}}

Custom Field Default Value with Smart Values

Steps to Reproduce

1. Edit a Date Custom Field Default Value
2. Add the Smart Values script above

Expected Results

The Smart Value being added to the Custom Field;

Actual Results

The Configuration fails, although the format being correct

Workaround

Currently there is no known workaround for this behavior. A workaround will be added here when available