ORA-00392 log of thread is being cleared, operation not allowed

Problem :-ORA-00392 log 5 of thread 1 is being cleared, operation not allowed 

SQL> alter database open resetlogs;

alter database open resetlogs

*

ERROR at line 1:

ORA-00392: log 5 of thread 1 is being cleared, operation not allowed

ORA-00312: online log 5 thread 1:

'/ORACLE/ORA_27_Datafiles/redotempfiles/log05a.dbf'

ORA-00312: online log 5 thread 1:

'/ORACLE/ORA_27_Datafiles/redotempfiles/log05b.dbf'

Solution:-

SQL> select group#, status from v$log;

    GROUP# STATUS

---------- ----------------

         3 CLEARING

         5 CLEARING_CURRENT

         4 CLEARING

SQL> alter database clear unarchived logfile group 3;

Database altered.

SQL>  alter database clear unarchived logfile group 5;

Database altered.

SQL>  alter database clear unarchived logfile group 4;

Database altered.

SQL>  select group#, status from v$log;

    GROUP# STATUS

---------- ----------------

         3 UNUSED

         5 CURRENT

         4 UNUSED

SQL> alter database open resetlogs;

Database altered.

SQL> select name ,open_mode from v$database;

NAME      OPEN_MODE

--------- --------------------

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