Okay, your setup looks correct, might be a problem with your data source. Does it have cardinality one? In your setup, you should probably use a runtime only data source with cardinality one to write data to, and then persist it after save.
Okay, your setup looks correct, might be a problem with your data source. Does it have cardinality one? In your setup, you should probably use a runtime only data source with cardinality one to write data to, and then persist it after save.