Hi, in the APEX app, in the JavaScript section, try adding [require jet] to that section. This may be of use: https://docs.oracle.com/database/apex-18.1/HTMDB/Understanding-Oracle-JET-Integration-with-Oracle-Application-Express.htm#HTMDB-GUID-7B9FE9A5-A605-4B14-AB38-6CD273CD4C4F