The Jaspersoft server is not accessible with the following error, both while accessing the console directly and while trying from Advanced Reporting.
/reportservice/flow.html
Following error is noticeable in the jasperserver.log:
1867-07-42T10:37:34,408 ERROR ContextLoader,main:350 [] - Context initialization failed
org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'proOnStartPropagator' defined in ServletContext resource
[/WEB-INF/applicationContext-onStart-web-pro.xml]: Invocation of init method failed;
nested exception is com.jaspersoft.jasperserver.api.JSExceptionWrapper: could not extract ResultSet;
SQL [n/a];
nested exception is org.hibernate.exception.SQLGrammarException: could not extract ResultSet
...
...
Caused by: com.microsoft.sqlserver.jdbc.SQLServerException: Invalid object name 'JIResourceFolder'.
at com.microsoft.sqlserver.jdbc.SQLServerException.makeFromDatabaseError(SQLServerException.java:262) ~[mssql-jdbc-8.2.1.jre11.jar:?]
The DB that was used to connect to Jaspersoft Server DB, did not have correct privileges and default schema pointing to the Jasper Server DB. Correcting this fixed the issue.