My Oracle Support Banner

Deleting a Portable Object Cache Entry Using the REST API Causes an Error: Unknown User Type (Doc ID 1383006.1)

Last updated on NOVEMBER 17, 2023

Applies to:

Oracle Coherence - Version 3.7.1 and later
Information in this document applies to any platform.


You are using the Portable Object Format (POF) in conjunction with the new REST API support that became available in 3.7.1.  While you can put a POF object in the cache and retrieve it, when you attempt to delete the object, your client application receives an HTTP 500 Internal Server Error.  You see the following exception logged by the cache server process which is running the HTTP Acceptor proxy service:


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.