How to Resolve ORA-12528: TNS:listener: all appropriate instances are blocking new connections
ORA-12528 Tried to connect a NOMOUNT database, but it failed with ORA-12528. C:\Users\ed>sqlplus sys/password@orcl as sysdba ... ERROR: ORA-12528: TNS:listener: all appropriate instances are blocking… Read More »How to Resolve ORA-12528: TNS:listener: all appropriate instances are blocking new connections