ORA-26761: Standby Redo Logs not available

admin

ORA-26761: Standby Redo Logs not available for real time mining
Cause: Standby Redo Logsrequired for real time mining by downstream capture
process were not available.
Action: Check theconfiguration of Standby Redo Logs and retry the operation at
a later time. To start the capture process without real time mining property,reset
DOWNSTREAM_REAL_TIME_MINE parameter of the capture process and retry
the operation.