Issue Summary

An error appears when saving a cloned rule containing conditions in the trigger from the source rule.

Steps to Reproduce

1. Create a rule.
2. Add conditions to the trigger.
3. Clone it.
4. Try to save.

Expected Results

The rule should be saved without errors.

Actual Results

The following exception is thrown in the requests:

{
    "errorMessage": null,
    "message": null,
    "warningMessages": [],
    "errorMessages": [
        "An unknown error occurred. Please reload and try again."
    ],
    "errors": {},
    "status": 400
}

On the UI:

Workaround

Remove the conditions from the trigger and save the rule. Add the conditions again after saving the rule.