In this post, you’ll learn more about the Oracle ErrorORA-01307: no LogMiner session is currently active with the details on why you receive this error and the possible solution to fix it.
Oracle Error Description
ORA-01307: no LogMiner session is currently active
Reason for the Error ORA-01307: no LogMiner session is currently active
A select was issued from v$logmnr_contents without first invoking the dbms_logmnr.start_logmnr() procedure. Otherwise, dbms_logmnr.end_logmnr() was called without a prior call to dbms_logmnr.start_logmnr() or dbms_logmnr.add_logfile()
How to fix the Error ORA-01307: no LogMiner session is currently active ?
You can fix this error in Oracle by following the below steps
Invoke the dbms_logmnr.start_logmnr() procedure before issuing a select from the v$logmnr_contents view.