The second error looks like it is related to this bug: https://issues.apache.org/jira/browse/NIFI-3389 Essentially you probably have a long attribute value that is exceeding 65535 bytes. Not sure if that is what is resulting in the flow file repo blacklisting the partitions, but it could be related. ... View more

In 1.x the initial admin can grant access to the other users through the UI by adding a user from the global menu in the top-right and creating a user with the DN of their cert, then give that user access to the resources they should be able to access (i.e. the root group or a individual process group). There are no more true roles in 1.x, although you can simulate them using groups, but in general everything on the canvas can have a policy that defines the users or groups who can take action on it. ... View more

The Compression Level property doesn't look like it supports expression language. The docs should say which properties do. ... View more

Oh right it doesn't show the id in the UI, you will have to first query for all of the templates using this call: http://localhost:8080/nifi-api/flow/templates Then you can find the id of the template you want. ... View more