<.https://www.edureka.co/community/163475/error-ora-65096-invalid-common-user-or-role-name-in-oracle?show=163517#a163517>
<http://schema.org/text>
"\nTo start with, the oerr utility is not useful for the ORA-65096 ERROR mentioned below:-\n\n\nORA-65096: invalid common user or role nameCause: An attempt was made to create a common user or role with a name that was not valid for common users or roles. In addition to the usual rules for user and role names, common user and role names must start with C## or c## and consist only of ASCII characters.Action: Specify a valid common user or role name.The solution to the ORA-06596 is to set a hidden parameter \"_oracle_script\".&#160; When you set the undocumented (hidden) parameter \"_oracle_script\"=true&#160; you can create the fred user without a C## in front of the user ID.&#160; However, this user will not used useful in a pluggable/container database:connect system/manager as sysdbaalter session set \"_ORACLE_SCRIPT\"=true;create user fred identified by flintstone;grant dba to pubs;\n\nconnect fred/flintstoneAlways consult Oracle support before using any hidden Oracle parameters. Oracle makes a distinction in multitenant databases for local vs. \"common\" user ID's wherein, the Common user IDs must always be created at the CDB level and start with a C### prefixes while, the Local users can only be created at the PDB layer, additionally also must use the CONTAINER clause set to CURRENT for the user to be created\n"
<https://www.edureka.co/community/163475/error-ora-65096-invalid-common-user-or-role-name-in-oracle>