Getting "Unable to check for available memory." on Oracle DB 18c

Yusuf Ibrahim :

I am trying to create a database in order to complete my self learning, but unfortunately I got unexpected error "Unable to check for available memory.", I am doing it using Database Configuration Assistant (DBCA).

I really need to solve this so I can continue my self learning, Any help will be extremely appreciated.

Thanks,

My Oracle Database Version

0xdb :

Add the following parameter to bypass the error:

dbca -J-Doracle.assistants.dbca.validate.ConfigurationParams=false &