I'm having the same issue as I'm working with launchPad modules. I got
this workaround in
http://help.adobe.com/en_US/livecycle/9.0/errorCodeRef/index.html
LiveCycle Data Services ES2 Error CodesCodeUser must be authenticated
before documents may be uploaded. (LiveCycle Data Services
ES2)TypeErrorCauseAttempting to upload a document without the correct
permissions to the Remoting file upload service will result in the
error: User must be authenticated before documents may be
uploaded.ActionUsers...