Please change your name
Here is a quick video of how to change your display name.
Need a Demo
Please make a simple application that demonstrates this problem on http://apex.oracle.com
You'll need to supply us
- workspace name
- application name/number
- developer account's name
- developer account's password
Make sure that you create a Developer's account so you do not have to tell the SPAM BOTS what your email address is.
You can't modify Virtual Columns.
You need to make sure APEX isn't trying to modify the columns automatically.
Start by modifying the IG so that all of the Virtual Columns are READ ONLY.