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ORA-27123: unable to attach to shared memory segment [message #369491]

Mon, 02 October 2000 16:46

Rick
Messages: 49
Registered: March 2000

Member

SVRMGR> connect internal
Connected.
SVRMGR> startup nomount pfile = "/export/home/oracle/admin/dumah/pfile/initdumah.ora"
ORA-27123: unable to attach to shared memory segment
SVR4 Error: 22: Invalid argument
SVRMGR>

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Re: ORA-27123: unable to attach to shared memory segment [message #369602 is a reply to message #369491]

Thu, 02 November 2000 08:48

simham
Messages: 7
Registered: November 2000

Junior Member

i think this error will occur when the setuserid bit is not set for oracle kernal. if not set only oracle:dba account user can connect to oracle. for all other users this error will be displayed.

chmod 6755 $ORACLE_HOME/bin/oracle

check the permission.

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