Searched on Google with the first line of a JAVA stack trace?

We can recommend more relevant solutions and speed up debugging when you paste your entire stack trace with the exception message. Try a sample exception.

Recommended solutions based on your search

Solutions on the web

via sourceforge.net by Unknown author, 1 year ago
NTLM specified. Downgraded to Basic Auth (and/or SSL) but downgrade not supported.
via sourceforge.net by Unknown author, 1 year ago
NTLM specified. Downgraded to Basic Auth (and/or SSL) but downgrade not supported.
java.lang.UnsupportedOperationException: NTLM specified. Downgraded to Basic Auth (and/or SSL) but downgrade not supported.	at net.sourceforge.spnego.SpnegoProvider.negotiate(SpnegoProvider.java:146)	at net.sourceforge.spnego.SpnegoAuthenticator.authenticate(SpnegoAuthenticator.java:271)	at net.sourceforge.spnego.SpnegoHttpFilter.doFilter(SpnegoHttpFilter.java:229)	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233)	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:298)	at org.apache.coyote.http11.Http11AprProcessor.process(Http11AprProcessor.java:861)	at org.apache.coyote.http11.Http11AprProtocol$Http11ConnectionHandler.process(Http11AprProtocol.java:579)	at org.apache.tomcat.util.net.AprEndpoint$Worker.run(AprEndpoint.java:1584)	at java.lang.Thread.run(Thread.java:662)