Dear
ORA-19564: error occurred writing 8192 bytes at block number 1
ORA-27091: unable to queue I/O
ORA-27041: unable to open file
IBM AIX RISC System/6000 Error: 13: Permission denied
Additional information: 3
Additional information: 4
the above log shows it is an issue with permissions and permission should be 775 rwx then it will go
Regards