I'm trying to log in to: https://localhost:5500/em/login
First, I entered my credentials at the bottom right area. Then, I clicked the button. After that, a pop-up appeared at the top of the page.
Why is it asking me this? What should I input?
I tried putting the same values, but I still couldn't get through.
Got the solution from: https://docs.oracle.com/en/database/oracle/oracle-database/12.2/admqs/getting-started-with-database-administration.html#GUID-06C767B0-B435-4C6B-9123-C39C030DF457
3.4.3 Starting EM Express for a PDB To start EM Express for a PDB, ensure that the PDB is open in read/write mode and then try one of the following methods described in this topic (in the order shown):
Connect to the CDB$ROOT container for the CDB that includes the PDB, and issue the following SQL statement to configure the global port for the CDB:
exec dbms_xdb_config.setglobalportenabled(TRUE);