IBM Support

Getting 'XQE-DS-006 Unable to logon to the datasource. ORA-01034: ORACLE not available ORA-27101: shared memory realm does not exist' when testing a JDBC connection to a datasource

Troubleshooting


Problem

After upgrading the Oracle datasource database from 11.0.1 to 11.0.3.11 the JDBC datasource connection stopped working. Testing the connection failed with the following error messages: XQE-DS-006 Unable to logon to the datasource. ORA-01034: ORACLE not available ORA-27101: shared memory realm does not exist

Symptom

Testing the JDBC datasource connection failed with the following error messages:
XQE-DS-006 Unable to logon to the datasource.
ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist

DBA is able to connect to the database using sqlplus

[{"Product":{"code":"SSEP7J","label":"Cognos Business Intelligence"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"--","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.2.1","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSEP7J","label":"Cognos Business Intelligence"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SS6G84","label":"IBM Cognos Analytics on Cloud"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}}]

Log InLog in to view more of this document

This document has the abstract of a technical article that is available to authorized users once you have logged on. Please use Log in button above to access the full document. After log in, if you do not have the right authorization for this document, there will be instructions on what to do next.

Document Information

Modified date:
07 May 2025

UID

swg21701154