Oracle : Ошибка ORA-00114

"missing value for system parameter SERVICE_NAMES"
*Cause: No value was specified for the SERVICE_NAMES system parameter,
nor for the DB_NAME parameter.
*Action: Add an SERVICE_NAMES or DB_NAME definition to the INIT.ORA file.
By default, SERVICE_NAMES is the value of DB_NAME unless
SERVICE_NAMES is explicitly specified.

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