MGW agent fails to start with ORA-01034 ORA-27101
Last updated on NOVEMBER 15, 2017
Applies to:Oracle Server - Enterprise Edition - Version: 18.104.22.168 to 22.214.171.124 - Release: 9.2 to 11.2
Information in this document applies to any platform.
The instance that the MGW agent is meant to connect to is available.
The MGW agent does not use a tns alias to connect to the database.
However, the MGW agent fails to start with the following errors:
oracle.mgw.admin.MgwAdminException:  Failed to connect to database. SQL error: 1034, connect string: jdbc:oracle:oci8:@
java.sql.SQLException: ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist
Linux-x86_64 Error: 2: No such file or directory
Sign In with your My Oracle Support account
Don't have a My Oracle Support account? Click to get started
My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms