This message occurs when you try to sync a record with too many elements. We recommend forms with less than 100 elements. For example, if you are going to write a sentence, it is best to write in a single text area instead of each word in a separate text field. Information in too many places is not a very good form design.
To eliminate this error message going forward, you will need to reduce the amount of elements and we recommend utilizing subforms. Additionally, using subforms will help with usability and speed up the upload time of records.
For instance, if you are using the image element to take photos and need multiple pictures, it is best to use a multi-paging subform rather than taking up space in the form with multiple image elements:
Multiple elements on Parent:
To read more about these technical limitations, click here.