ORA-00354: corrupt redo log block header

Recently I got a problem with one of the ORLs; like the title is suggesting, one of the ORL got corrupted (don’t ask how!) and below is what I did: ORA-00354: corrupt redo log block header ORA-00353: log corruption near block 8741986 change 136264748341 time 09/06/2016 12:47:59 ORA-00312: online log 4 thread 1: ‘/u2000/oradata/DB/redo4a.log’ What…