Oracle® Database 11g / 12c / 18c error codes ORA-43853: SECUREFILE lobs cannot be used in non-ASSM tablespace "[string]"

ORA-43853: SECUREFILE lobs cannot be used in non-ASSM tablespace "[string]"

Oracle Error Code: ORA-43853

Cause: SECUREFILE lobs require ASSM

Action: Specify an ASSM tablespace for SECUREFILE lobs.