Hello, We have created a virtual procedure and executed in a database development perspective. How to call it from the browser? http://localhost:8080/<war-name>/<view-name>/<uri specified in procedure>/(input=JSON) (http://localhost:8080/Test19Maywar/v1/test19may/(input="{abc=) WARN  [org.teiid.PROCESSOR] (http-localhost/127.0.0.1:8080-1) TEIID30020 Processing exception for request zYo92C7bGy1C.6 'TEIID30328 Unable to evaluate : TEIID30384 Error while evaluating function  Originally ExpressionEvaluationException 'Invalid JSON String' Posted by forums Original post: https://community.jboss.org/message/874189#874189