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Error: "ORA-12154: TNS: could not resolve the connect identifier specified" When Publishing Workbook

Publiseringsdato: Feb 24, 2026
Beskrivelse
When publishing a workbook with a connection to Oracle 11g database, the following error might occur:
ORA-12154: TNS: could not resolve the connect identifier specified

Cause

tnsnames.ora file on Tableau Server had some leading spaces in front of the server name.
Løsning
Ensure there are no syntax errors or leading spaces in the tnsnames.ora file on the computer running Tableau Server. 
Flere ressurser

For additional information about this specific ORA-12154 error message, see http://ora-12154.ora-code.com/.

Knowledge-artikkelnummer

001473238

 
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