HTTP/1.1 407 Proxy Authorization Required While Connecting to Cloud Database from SQL Developer
(Doc ID 2218004.1)
Last updated on NOVEMBER 12, 2019
Applies to:Oracle SQL Developer - Version 1.1 and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Information in this document applies to any platform.
Credentials and details to Establish Cloud database is correct and matches the one set at Cloud page.
Running Service Instance URL https://
Connecting from same SQL Developer when in Public network ( Internet) works fine.
While connecting SQL Developer to Cloud database, the following exception occurs:
There is no change. This is a new connection.
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In this Document