When creating a new participant you are given the error:
The following required attributes are missing form this Participant:
The reason for this error is that you have a participant marked as required in configuration.
The steps to resolve this issue are as follows: 1. Click OK to the error message 2. Navigate to Configuration 3. Click Attributes 4. Click Participant 5. Uncheck the Required box 6. You can then go back to your event to add the participant 7. Error message is no longer received.
Steps to Duplicate
Create new participant in a new event. Error is given when you attempt to save the record.