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ORA-12154: TNS:could not resolve the connect identifier
specified



ORA-12154: TNS:could not resolve the connect identifier specified..

Answer / guest

Cause: A connection to a database or other service was
requested using a connect identifier, and the connect
identifier specified could not be resolved into a connect
descriptor using one of the naming methods configured. For
example, if the type of connect identifier used was a net
service name then the net service name could not be found in
a naming method repository, or the repository could not be
located or reached.

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