Symptom
You have created a Web Service Mashup to use with a Data Mashup, however you are not able to preview the data and receive Error 500.
Environment
SAP Cloud for Customer
Cause
One of the possibilities is due to the service protocol set to JSON. We do not support JSON as a service protocol for Data Mashup.
Resolution
You should use XML as a service protocol.
See Also
Keywords
data mashup, preview, REST, web service , KBA , data mashup , AP-RC-GEN-MSH , Mashups , How To
Product
SAP Cloud for Customer add-ins all versions ; SAP Cloud for Customer core applications all versions