IBM Support

ORA-12505 TNS, listener could not resolve SID

Technote (troubleshooting)


Problem(Abstract)

Error

ORA-12505 TNS, listener could not resolve SID, given in the connection descriptor

when attempting to connect to an Oracle datasource.

Resolving the problem

This is an Oracle error message. Confirm that a successful connection can be made in SQL*Plus and NETTEST. Check that the correct entries are present in the tnsnames.ora file (SID=), the oracle.ini file, and confirm that all required Oracle files are installed on the system. If this still fails contact Oracle or your vendor for further assistance.

Confirm with the DBA that the correct port number is being used.

Cross reference information
Segment Product Component Platform Version Edition
Business Analytics Cognos 8 Business Intelligence Cognos Connection
Business Analytics Cognos 8 Business Intelligence Install and Config
Business Analytics Cognos ReportNet ReportNet
Business Analytics Cognos Series 7 Impromptu

Historical Number

71108

Document information

More support for: Cognos Series 7
Impromptu

Software version: Cognos 8 BI Cognos Connection 8.2, Cognos 8 BI Install and Config 8.1, Cognos ReportNet 1.1, Cognos ReportNet 1.1MR3, Impromptu 3.04, Impromptu 3.5, Impromptu 5.0, Impromptu 7.3

Operating system(s): Linux, Platform Independent, Windows

Reference #: 1348653

Modified date: 12 September 2014


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