Unable To Connect To APEX Listener From SQL Developer (Doc ID 1618085.1)

Last updated on NOVEMBER 07, 2016

Applies to:

Oracle SQL Developer - Version 4.0 and later
Oracle Application Express Listener - Version 2.0 and later
Information in this document applies to any platform.

Symptoms

In Oracle SQL Developer 4.0, unable to connect to APEX Listener Administration. Attempts to connect to the APEX Listener from SQL Developer fail with an error message.

Error
"Cannot connect to Hostname. Proxy list must not be empty"

Cause

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