Getting HTTP Error 501 for GlassFish Grizzly Comet Application
(Doc ID 1460103.1)
Last updated on NOVEMBER 05, 2016
Applies to:Oracle GlassFish Server - Version 3.1.2 and later
Information in this document applies to any platform.
On Oracle GlassFish Server 3.1.2 with Comet feature enabled, some of the HTTP response seem to return HTTP Error code 501 (Method is not defined in RFC 2068 and is not supported by the Servlet API). And example of this is:
HTTP/1.1 501 Method ET is not defined in RFC 2068 and is not supported by the Servlet API
X-Powered-By: Servlet/3.0 JSP/2.2 (Oracle GlassFish Server 3.1.2 Java/Sun
Server: Oracle GlassFish Server 3.1.2
Date: Fri, 20 Apr 2012 02:59:39 GMT
It is seen that the access log also register an illegal method like "ET" or "OST" while the actual method submitted are "GET" or "POST" respectively.
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