Views:
Behavior:
When mapping fields in Make.com and testing out the scenario, the update index data step failed, showing the following error;

 
The operation failed with an error. [422] There is a DocumentIndexField without FieldName. The request cannot be processed



Solution:
If you are mapping the fields by selecting the Items, you must manually enter the name of the index field. 

 
Incorrect entry


Correct entry

Note: The field name is not case-sensitive.
 
Once this has been adjusted according, you can now test the scenario without issue.

KBA is applicable for Cloud Organizations ONLY.