Oracle Solution for Error ora-29952

ORA-29952: cannot issue DDL on a domain index partition marked as LOADING

What triggered the Error:

Tried to issue a DROP/ALTER/TRUNCATE on a domain index partition in a LOADING state.

What should we do to fix it:

Wait till the index partition operation completes OR issue a DROP INDEX FORCE to drop the index OR issue a ALTER TABLE DROP PARTITION to drop the partition.