Oracle Solution for Error ora-16103

Solution for Oracle Error ORA-16103

ORA-16103: Logical Standby apply must be stopped to allow this operation

What triggered the Error:

Logical Standby is currently applying changes. The apply must complete or be stopped to allow the requested operation.

What should we do to fix it:

Execute the ALTER DATABASE STOP LOGICAL STANDBY APPLY statement, then re-enter or respecify the operation.