Tim, I've seen this behavior as well, I wrote up [1] to track it in Jira.
Regards, Matt [1] https://issues.apache.org/jira/browse/NIFI-8496 On Wed, Apr 28, 2021 at 12:40 PM Smith, Tim <tlsm...@evoforge.org> wrote: > > Started receiving HTTP 500 internal server errors when attempting to upload > template through UI after upgarding to version 1,13,2. Related, unable to > utilize the nifi-api REST interface to upload templates as well. > > > In both cases, template is uploaded but return failed responses. This did not > occur in NiFi 1.12 > > Last testing performed 1.14 snapshot in my fork. > > > Errors in nifi log after curl : > > Caused by: > org.glassfish.jersey.message.internal.MessageBodyProviderNotFoundException: > MessageBodyWriter not found for media type=application/xml, type=class > org.apache.nifi.web.api.entity.TemplateEntity, genericType=class > org.apache.nifi.web.api.entity.TemplateEntity. > > Has this already been reported? > > Tim Smith > >