ORA-17506: I/O Error Simulation when backup controlfile

(Doc ID 1941878.1)

Last updated on DECEMBER 06, 2016

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


When attempting to backup the controlfile and is receiving the following error.

SQL> alter database backup controlfile to '/u21/oradata/control01.ctl';
alter database backup controlfile to '/u21/oradata/control01.ctl'
ERROR at line 1:
ORA-01587: error during control file backup file copy
ORA-00202: control file: '/u21/oradata/control01.ctl'
ORA-17506: I/O Error Simulation


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