Issue: Sub-automation was throwing the below error when user was trying to Publish any Sub-automation.

Root cause: This error – ‘Value cannot be null. Parameter name: source’ is returned when there is a corrupted sub-automation published and due to this, all new sub-automations cannot be published.
Solution: We need to find the corrupted sub-automation and un-publish it to resolve the error.
Below is an example of a corrupted automation
This automation was published without any cards. It is possible that user must’ve selected the cards properly but on publishing it didn’t save the cards.
