Issue Summary

When creating an automation with a scheduled trigger, we were unable to select the “A date” option to execute the rule.

Steps to Reproduce

1. Create a automation with Scheduled trigger
2. Select the option "Months"
3. Select the field "On the"
    
4. Try to select the option "A date"

Expected Results

We should be able to select the "A date" option as the other options are selectable.

Actual Results

Unable to select the "A date" option. 

Workaround

Use the CRON expression on the Advanced tab.