I have error like:"Interface Definition: Expression evaluation error: An error occurred while executing a smart service: An error occurred while trying to write to the data store [KONE_User_Development_Database]. No values have been written. Details: could not insert: [USERROLEDT2804] (APNX-1-4208-004)" for days
Hi, You can obviously check the tomcat log for error details but few of the common scenarios for such errors are datatype mismatch, duplicates, text field having special chars or length is more than expected etc...
You can access the all Appian logging details below: