Oracle Solution for Error ora-30459

ORA-30459: 'string

.string

' cannot be refreshed because the refresh method is NONE

What triggered the Error:

An attempt was made to refresh a summary whose refresh method is NONE

What should we do to fix it:

Summaries whose refresh method is NONE (NEVER REFRESH) cannot be refreshed. Alter the summary to change the default refresh method from NONE to some other value.