How to Fix ‘Application Express files have not been loaded’ in Oracle APEX (EPG)

If you are setting up Oracle APEX and find yourself staring at a screen complaining that your "Application Express files have not been loaded," you are not alone. This is a classic configuration hurdle, especially when using the Embedded PL/SQL Gateway (EPG). In this post, we'll walk through a specific scenario (Oracle 19c, APEX 18.2, … Continue reading How to Fix ‘Application Express files have not been loaded’ in Oracle APEX (EPG)

How to Install Oracle Apex 23.1?

Welcome to this tutorial on how to install Oracle Apex, step-by-step.In this video, we’ll be walking you through the process of installing Oracle Apex version 23.1 , with ORDS version 23.1.4, on one Oracle pluggable Database version 21c. Whether you’re a beginner or an experienced developer, this tutorial will help you get started with Oracle … Continue reading How to Install Oracle Apex 23.1?

Alter Pluggable Database Open – (ORA-00604/ORA-01405) After Apex Installation

While trying to open one pluggable database, I got the following errors: Background: While installing Apex 20.1 in one PDB, and while being very close to the installation completion, the session fully stucked.I restarted the database (the CDB), then I tried to open the PDB, but I got the above errors. While searching for this … Continue reading Alter Pluggable Database Open – (ORA-00604/ORA-01405) After Apex Installation

Oracle Apex Deployment Models in a Multitenant Database

Following are screen shots from one of my latest presentations about this topic: References: https://docs.oracle.com/database/121/HTMIG/db_pluggable.htm https://oracle-base.com/articles/12c/multitenant-uninstall-apex-from-the-cdb-12cr1 ThanksAhmed